Cold-blooded predators are brutal and cunning killers.

Many animals use mimicry, poison, and other methods to avoid predators.

An inside look at the Nyaru Menteng Rescue Center in Borneo to explore how the orangutan school curriculum works, from nursery through graduation.

Iceland is the world's largest volcanic island and new ground is born daily.

The people of Nunavik prepare for the coming winter.

Ninginganiq is so dangerous that even seasoned sailors keep away.

Polar bears in the Arctic, penguins in Antarctica and other animals on icy islands can reveal changes taking place at the planet's frozen extremes.

A look at snow leopards in the central mountains of the Tibetan Plateau.

Eoin is back in his Galway Hooker and sailing to the islands off County Kerry before heading south into his home waters off Cork and the end of his journey at Fastnet Rock.

Go on a risky tagging mission and get a 360-degree view of feeding hot spots.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

An unvarnished and fascinating insight into some lesser-known character traits exhibited by different species of animals when they are in need of food.

Tasmanian devils get into food fights with rivals; how dung beetles roll over the competition; wild boars' fierce mating strategies; hyenas' bone-crushing teeth demolish any meal.

The blonde manes of golden snub-nose monkeys; pink flamingo feathers brought on by an all-crustacean diet; the markings of gemsboks and cheetahs.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

An unvarnished and fascinating insight into some lesser-known character traits exhibited by different species of animals when they are in need of food.

Tasmanian devils get into food fights with rivals; how dung beetles roll over the competition; wild boars' fierce mating strategies; hyenas' bone-crushing teeth demolish any meal.

The blonde manes of golden snub-nose monkeys; pink flamingo feathers brought on by an all-crustacean diet; the markings of gemsboks and cheetahs.

An inside look at the Nyaru Menteng Rescue Center in Borneo to explore how the orangutan school curriculum works, from nursery through graduation.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

An unvarnished and fascinating insight into some lesser-known character traits exhibited by different species of animals when they are in need of food.

Tasmanian devils get into food fights with rivals; how dung beetles roll over the competition; wild boars' fierce mating strategies; hyenas' bone-crushing teeth demolish any meal.

The blonde manes of golden snub-nose monkeys; pink flamingo feathers brought on by an all-crustacean diet; the markings of gemsboks and cheetahs.

Iceland's volcanoes generate one third of earth's land-based lava, but the land was sculpted by ice.

Underwater creatures have evolved for various niches and environments.

The moose and wolves of Lake Superior battle.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

Iceland's volcanoes generate one third of earth's land-based lava, but the land was sculpted by ice.

Underwater creatures have evolved for various niches and environments.

The moose and wolves of Lake Superior battle.

The orphaned orangutans attempt to make friends, which is a vital step in rehabilitation.

Iceland's volcanoes generate one third of earth's land-based lava, but the land was sculpted by ice.

Discover a city lying beneath the waves, where commuters flood the coral reef's main highways.

Adapt or perish in the coral streets as higher-than-normal temperatures make autumn cooling more difficult; shack up with a clownfish family and their sea anemone landlord, then see cleaner fish give manta rays a day at the spa.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

An unvarnished and fascinating insight into some lesser-known character traits exhibited by different species of animals when they are in need of food.

Tasmanian devils get into food fights with rivals; how dung beetles roll over the competition; wild boars' fierce mating strategies; hyenas' bone-crushing teeth demolish any meal.

The blonde manes of golden snub-nose monkeys; pink flamingo feathers brought on by an all-crustacean diet; the markings of gemsboks and cheetahs.

The Mississippi, from frozen waterfalls to time-traveling barges, from busy beavers to mysterious swamps, connects a continent like no other river. At the end of its 3,500-mile journey, it creates one of the biggest river deltas on the planet.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The Hill Troop invades the Street Troop's turf before the Sisterhood plots to kidnap Sara's baby, and the alpha Loci discovers that his old rival has made a return.

The Mississippi, from frozen waterfalls to time-traveling barges, from busy beavers to mysterious swamps, connects a continent like no other river. At the end of its 3,500-mile journey, it creates one of the biggest river deltas on the planet.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The Hill Troop invades the Street Troop's turf before the Sisterhood plots to kidnap Sara's baby, and the alpha Loci discovers that his old rival has made a return.

The orphaned orangutans attempt to make friends, which is a vital step in rehabilitation.

The Mississippi, from frozen waterfalls to time-traveling barges, from busy beavers to mysterious swamps, connects a continent like no other river. At the end of its 3,500-mile journey, it creates one of the biggest river deltas on the planet.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The Hill Troop invades the Street Troop's turf before the Sisterhood plots to kidnap Sara's baby, and the alpha Loci discovers that his old rival has made a return.

The highest tides in the world are found in the Bay of Fundy on Canada's east coast.

The Asian carp, an invasive species, travels through North American waters, eating, breeding and decimating native fish populations.

Researchers continue to fight for the survival of the Lake Erie Watersnake, a species on the brink of extinction; a new source of food could mean the snakes have a future after all, so long as the lake's algae blooms cooperate.

Hope opens her doors to the public.

The highest tides in the world are found in the Bay of Fundy on Canada's east coast.

The Asian carp, an invasive species, travels through North American waters, eating, breeding and decimating native fish populations.

Researchers continue to fight for the survival of the Lake Erie Watersnake, a species on the brink of extinction; a new source of food could mean the snakes have a future after all, so long as the lake's algae blooms cooperate.

Food-obsessed Beni receives an educational lesson from the local dominant male Petruk; Spanser, a former illegal pet, attempts to control his sweet tooth.

The highest tides in the world are found in the Bay of Fundy on Canada's east coast.

Exploring the shores of the Northern Territory and the abundant waters of the Great Barrier Reef; Lizzie faces flooded roads, hungry saltwater crocs, and killer jellyfish as she investigates why many deadly creatures make remote areas their home.

Saying goodbye to the tropics and dipping into the cool southern-coast waters; witnessing grey nurse sharks, shape-shifting cuttlefish and blue whales; playing with penguins and sea lions.

Completing the trip's final lap in the untamed lands where Australia's interior desert meets the Indian Ocean; confronting the challenges of survival in the region; Lizzie dives with tiger sharks, manta rays and nomadic turtles.

Exploring pine forests, coral reefs and the Everglades to find out what scientists are doing to protect alligators, mini deer, manatees and other vulnerable species from human and animal invaders.

Juggle the demands of caring for sick koala joeys with vet Claire; see what it takes to save a squirrel glider caught in barbed wire; take care of an exhausted owl; get a big surprise when vet Tim X-rays a turtle that was struck by a car.

Exploreing the captivating cityscape, where Matnoor rules over the 30-member-strong Street Troop, before meeting the wilder Hill Troop's old alpha, Aarav.

The Hill Troop invades the Street Troop's turf before the Sisterhood plots to kidnap Sara's baby, and the alpha Loci discovers that his old rival has made a return.

Revealing the extraordinary strategies monkeys, apes and lemurs must use to survive in the most unexpected places; from baboons facing down a leopard to rhesus macaques charming their way to an easy life, meet the primates solving life's problems.

Coming full circle on this wild year on Earth.

Escaping the boredom of day-to-day survival and discovering why animals just want to have fun sometimes; taking a journey around the world to investigate how creatures play in the wild, simply for the sake of enjoyment.

Revealing the extraordinary strategies monkeys, apes and lemurs must use to survive in the most unexpected places; from baboons facing down a leopard to rhesus macaques charming their way to an easy life, meet the primates solving life's problems.

Coming full circle on this wild year on Earth.

Escaping the boredom of day-to-day survival and discovering why animals just want to have fun sometimes; taking a journey around the world to investigate how creatures play in the wild, simply for the sake of enjoyment.

Food-obsessed Beni receives an educational lesson from the local dominant male Petruk; Spanser, a former illegal pet, attempts to control his sweet tooth.

Revealing the extraordinary strategies monkeys, apes and lemurs must use to survive in the most unexpected places; from baboons facing down a leopard to rhesus macaques charming their way to an easy life, meet the primates solving life's problems.

Coming full circle on this wild year on Earth.

Escaping the boredom of day-to-day survival and discovering why animals just want to have fun sometimes; taking a journey around the world to investigate how creatures play in the wild, simply for the sake of enjoyment.

Along the west coast of Great Britain, the world's longest uninterrupted footpath forges through more than 800 miles of breathtaking scenery; the diverse landscape of the Welsh coast is a geological treasure.

Some people are fighting to save the endangered massasauga rattlesnake, which was vilified for years.

The peregrine falcon population has been rising in numbers.

The staff steps up to release the few remaining patients, when Hope suffers a personal tragedy.

Along the west coast of Great Britain, the world's longest uninterrupted footpath forges through more than 800 miles of breathtaking scenery; the diverse landscape of the Welsh coast is a geological treasure.

Some people are fighting to save the endangered massasauga rattlesnake, which was vilified for years.

The peregrine falcon population has been rising in numbers.

Going up against infant Cesia's case of malaria and spotting a thief in the food store.

Along the west coast of Great Britain, the world's longest uninterrupted footpath forges through more than 800 miles of breathtaking scenery; the diverse landscape of the Welsh coast is a geological treasure.

The Okavango delta is home to diverse wildlife.

Swaziland is home to a massive amount of wildlife.

While the immense ecosystem of the Kalahari is characterized by its harsh conditions, it also offers a wealth of resources to the native wildlife.

Tanzania's Ngorongoro Crater and surrounding areas.

Revealing the extraordinary strategies monkeys, apes and lemurs must use to survive in the most unexpected places; from baboons facing down a leopard to rhesus macaques charming their way to an easy life, meet the primates solving life's problems.

Coming full circle on this wild year on Earth.

Escaping the boredom of day-to-day survival and discovering why animals just want to have fun sometimes; taking a journey around the world to investigate how creatures play in the wild, simply for the sake of enjoyment.

Experiencing a roller coaster of emotions and growing pains as the sanctuary's orangutans move through six grades toward their release into the wild; Dilla's fate suddenly changes, and big boy Beni goes on an unwelcome diet.

Watch the cannibalistic Portia spider devour the competition; uncover the bloodthirsty side of cuddly koalas; catch an epic giraffe battle.

Gangs battle for dominance, their lives a constant struggle; locusts swarm, stripping landscapes bare; the coconut octopus ambushes prey, a master of deception; nature reveals its raw power, where only the strongest survive.

Experiencing a roller coaster of emotions and growing pains as the sanctuary's orangutans move through six grades toward their release into the wild; Dilla's fate suddenly changes, and big boy Beni goes on an unwelcome diet.

Watch the cannibalistic Portia spider devour the competition; uncover the bloodthirsty side of cuddly koalas; catch an epic giraffe battle.

Gangs battle for dominance, their lives a constant struggle; locusts swarm, stripping landscapes bare; the coconut octopus ambushes prey, a master of deception; nature reveals its raw power, where only the strongest survive.

Going up against infant Cesia's case of malaria and spotting a thief in the food store.

Experiencing a roller coaster of emotions and growing pains as the sanctuary's orangutans move through six grades toward their release into the wild; Dilla's fate suddenly changes, and big boy Beni goes on an unwelcome diet.

Watch the cannibalistic Portia spider devour the competition; uncover the bloodthirsty side of cuddly koalas; catch an epic giraffe battle.

Gangs battle for dominance, their lives a constant struggle; locusts swarm, stripping landscapes bare; the coconut octopus ambushes prey, a master of deception; nature reveals its raw power, where only the strongest survive.

Ireland is small in size but epic in wonder; surrounded by the Atlantic ocean, Cliffs of Moher to the extraordinary Giant's Causeway, this land has been shaped and reshaped by both the power of water and violent geological forces.

Animals that inhabit waters controlled by dams are put in danger.

Flying squirrels leaping through the air.

The rehab is flooded with orphaned seals, with some frozen solid in ice.

Ireland is small in size but epic in wonder; surrounded by the Atlantic ocean, Cliffs of Moher to the extraordinary Giant's Causeway, this land has been shaped and reshaped by both the power of water and violent geological forces.

Animals that inhabit waters controlled by dams are put in danger.

Flying squirrels leaping through the air.

Tracking down Lahei, who's gone AWOL; seeing who earns their post-college freedom.

Ireland is small in size but epic in wonder; surrounded by the Atlantic ocean, Cliffs of Moher to the extraordinary Giant's Causeway, this land has been shaped and reshaped by both the power of water and violent geological forces.

A trio of Elephants in Zambia are rescued.

Elephants in Camp Phoenix in Zambia's Kafue National Park.

Investigating the different reasons that lead animals to face tough disputes.

Family is everything, at least to a good number of animals; many species live in families, clans or groups; the survival of each individual depends on the family, and the family depends on the union of all its components.

Experiencing a roller coaster of emotions and growing pains as the sanctuary's orangutans move through six grades toward their release into the wild; Dilla's fate suddenly changes, and big boy Beni goes on an unwelcome diet.

Watch the cannibalistic Portia spider devour the competition; uncover the bloodthirsty side of cuddly koalas; catch an epic giraffe battle.

Gangs battle for dominance, their lives a constant struggle; locusts swarm, stripping landscapes bare; the coconut octopus ambushes prey, a master of deception; nature reveals its raw power, where only the strongest survive.

The story of Galapagos and the many challenges of continuing the circle of life in this wild and rugged outpost.

The near extinction and rescue of the American bison through the efforts of William Temple Hornaday, a taxidermist at the Smithsonian Institution who headed west to hunt bison for the museum but ended up saving the species instead.

Animals go to extraordinary lengths to survive in the hottest and driest extremes, from the Sahara Desert to Australia.

The story of Galapagos and the many challenges of continuing the circle of life in this wild and rugged outpost.

The near extinction and rescue of the American bison through the efforts of William Temple Hornaday, a taxidermist at the Smithsonian Institution who headed west to hunt bison for the museum but ended up saving the species instead.

Animals go to extraordinary lengths to survive in the hottest and driest extremes, from the Sahara Desert to Australia.

Tracking down Lahei, who's gone AWOL; seeing who earns their post-college freedom.

The story of Galapagos and the many challenges of continuing the circle of life in this wild and rugged outpost.

The near extinction and rescue of the American bison through the efforts of William Temple Hornaday, a taxidermist at the Smithsonian Institution who headed west to hunt bison for the museum but ended up saving the species instead.

Animals go to extraordinary lengths to survive in the hottest and driest extremes, from the Sahara Desert to Australia.

From the icy peaks of age-old mountain glaciers to the fog-shrouded canopies of Canada's only rainforest, it's the wettest place in North America.

Sometimes animals get a second chance.

Behind the scenes at Kenya's private game reserve.

Hope puts everything on the line to save an orphaned black bear cub; two bobcats are ready for release, but they won't go easy.

From the icy peaks of age-old mountain glaciers to the fog-shrouded canopies of Canada's only rainforest, it's the wettest place in North America.

Sometimes animals get a second chance.

Behind the scenes at Kenya's private game reserve.

Congratulating the new Orangutan Jungle School graduates, who aren't all spring chickens; following the convoy to the release site, where the team bids their friends a poignant farewell; enjoying the celebrations as Molly and Bumi move up a grade.

From the icy peaks of age-old mountain glaciers to the fog-shrouded canopies of Canada's only rainforest, it's the wettest place in North America.

Test limits with jaguar cub Frida, who's honing her survival skills in Brazil's Caiman Lodge Reserve.

Sea lion Lola take her first chaotic steps into a macho battlefield on Argentina's coast; this baby learns key vocal and swimming skills, fights to stay by mom Maria's side, and makes a lightning-fast escape from the jaws of death.

Southern muriqui, Dora, takes her first steps away from her mom, Mimi; exploring spider monkey troop dynamics and tail-hanging technique.

In every society there is the female or male Alpha; through different animal families, discovering that being an Alpha implies responsibility, leadership and cultural transmission; a leader is responsible for the pack's success or its extinction.

The story of Galapagos and the many challenges of continuing the circle of life in this wild and rugged outpost.

The near extinction and rescue of the American bison through the efforts of William Temple Hornaday, a taxidermist at the Smithsonian Institution who headed west to hunt bison for the museum but ended up saving the species instead.

Animals go to extraordinary lengths to survive in the hottest and driest extremes, from the Sahara Desert to Australia.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure; witness Yasmine and Yara's kindergarten power struggle.

Rescue officers use a technique called flagging to nab a koala with dangerously inflamed eyes; vet Tim soothes burned possum feet; vet Karina examines a half-drowned platypus before referring him to a specialist.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure; witness Yasmine and Yara's kindergarten power struggle.

Rescue officers use a technique called flagging to nab a koala with dangerously inflamed eyes; vet Tim soothes burned possum feet; vet Karina examines a half-drowned platypus before referring him to a specialist.

Congratulating the new Orangutan Jungle School graduates, who aren't all spring chickens; following the convoy to the release site, where the team bids their friends a poignant farewell; enjoying the celebrations as Molly and Bumi move up a grade.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure; witness Yasmine and Yara's kindergarten power struggle.

Rescue officers use a technique called flagging to nab a koala with dangerously inflamed eyes; vet Tim soothes burned possum feet; vet Karina examines a half-drowned platypus before referring him to a specialist.

Elk and moose live beside bears and wolves where the mountains cross international borders.

An endangered species of hartebeest is moved to Ol Pejeta so its land can be resettled by refugees.

Two white rhinos are moved to Ol Pejeta from a nearby ranch after it's discovered that poachers had been watching the animals.

When a great horned owl arrives covered in oil, Doctor Sherri must put it through a terrifying, life-saving procedure; boxes of young foxes need help and attention.

Elk and moose live beside bears and wolves where the mountains cross international borders.

An endangered species of hartebeest is moved to Ol Pejeta so its land can be resettled by refugees.

Two white rhinos are moved to Ol Pejeta from a nearby ranch after it's discovered that poachers had been watching the animals.

An introduction to some of the big characters including "class clown" Valentino and "Big Boy" Beni; an emergency arrival of teenage mom Clara and her baby Clarita; vets round up the older orangutans, who are now ready to be released.

Elk and moose live beside bears and wolves where the mountains cross international borders.

Amanda races to save an elephant calf tangled in a poacher's wire snare; Alma tries to get a baby baboon nicknamed Doodle Bob to bond with a foster baboon mother.

Amanda puts a radio collar on one of the first cheetah cubs born in Malawi in twenty years; the team struggles to give a 4-meter python a physical; a group of tourists deliver a rambunctious baby monkey they rescued from the pet trade.

A duck that won't go in the water without a ride from her pooch pal, an elephant that thinks she's a buffalo and a herd of cows that adopt an orphaned deer.

Meeting Charlotte, a schnauzer who enjoys bath time with her guinea pig pal Wallace and a randy ram called Hamish who likes to sneak off to live with a herd of dairy cows instead of his own kind.

A cow winds up at Hope For Wildlife; the spring orphans are all grown up, and Hope has to decide who's ready for release.

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure; witness Yasmine and Yara's kindergarten power struggle.

Rescue officers use a technique called flagging to nab a koala with dangerously inflamed eyes; vet Tim soothes burned possum feet; vet Karina examines a half-drowned platypus before referring him to a specialist.

The natural and human forces that have shaped Ningaloo Reef, Cape Range, and Exmouth Gulf with Tim, Traditional Owners, and other experts. A million-year-old fossil reef, a gargantuan fish, and a ray that packs quite a punch.

Hunt for signs of mating sharks and get a peek at their hidden pupping grounds.

Take a deep dive to find out what bull sharks and great whites do after sunset.

The natural and human forces that have shaped Ningaloo Reef, Cape Range, and Exmouth Gulf with Tim, Traditional Owners, and other experts. A million-year-old fossil reef, a gargantuan fish, and a ray that packs quite a punch.

Hunt for signs of mating sharks and get a peek at their hidden pupping grounds.

Take a deep dive to find out what bull sharks and great whites do after sunset.

An introduction to some of the big characters including "class clown" Valentino and "Big Boy" Beni; an emergency arrival of teenage mom Clara and her baby Clarita; vets round up the older orangutans, who are now ready to be released.

The natural and human forces that have shaped Ningaloo Reef, Cape Range, and Exmouth Gulf with Tim, Traditional Owners, and other experts. A million-year-old fossil reef, a gargantuan fish, and a ray that packs quite a punch.

Hunt for signs of mating sharks and get a peek at their hidden pupping grounds.

Take a deep dive to find out what bull sharks and great whites do after sunset.

Animals living in the harsh conditions of the mountain peaks.

An order is given to de-tusk three elephants; removing a collar from a blind elephant.

Chimpanzees that have become captive animals; reintroduction of the colubus monkey to the Ewaso river area.

Hope's team struggles to help two rescued harp seals learn the natural behaviors they will need to survive in the wild.

Animals living in the harsh conditions of the mountain peaks.

An order is given to de-tusk three elephants; removing a collar from a blind elephant.

Chimpanzees that have become captive animals; reintroduction of the colubus monkey to the Ewaso river area.

"Class Clown" Valentino is busy showing off; the staff decide that "Big Boy" Beni needs to lose weight; teenage mom Clara and her baby Clarita face a return to island life; they welcome a new pupil: Alba, the only reported albino orangutan.

Animals living in the harsh conditions of the mountain peaks.

The Hudson Bay lowlands are critical to life in North America.

The Yukon is one of earths last true wildernesses.

It's November at Cape Tatnam, and though winter is coming to the lower Western shore of Hudson Bay, the ice, which should be forming by now is nowhere to be seen.

The Judean desert is located next to Jerusalem and the Dead Sea.

The natural and human forces that have shaped Ningaloo Reef, Cape Range, and Exmouth Gulf with Tim, Traditional Owners, and other experts. A million-year-old fossil reef, a gargantuan fish, and a ray that packs quite a punch.

Hunt for signs of mating sharks and get a peek at their hidden pupping grounds.

Take a deep dive to find out what bull sharks and great whites do after sunset.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

A gorilla wrestling match, pushy moose antlers, long pelican bills that snap at any enemy within range, and a megashark's stereo sniffer.

Sea lions throw their weight around to win a mate, Cape buffalo deliver knockout punches, Canada geese hit hard with their wings, and lionesses rule the Savanna with an iron paw.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

A gorilla wrestling match, pushy moose antlers, long pelican bills that snap at any enemy within range, and a megashark's stereo sniffer.

Sea lions throw their weight around to win a mate, Cape buffalo deliver knockout punches, Canada geese hit hard with their wings, and lionesses rule the Savanna with an iron paw.

"Class Clown" Valentino is busy showing off; the staff decide that "Big Boy" Beni needs to lose weight; teenage mom Clara and her baby Clarita face a return to island life; they welcome a new pupil: Alba, the only reported albino orangutan.

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

A gorilla wrestling match, pushy moose antlers, long pelican bills that snap at any enemy within range, and a megashark's stereo sniffer.

Sea lions throw their weight around to win a mate, Cape buffalo deliver knockout punches, Canada geese hit hard with their wings, and lionesses rule the Savanna with an iron paw.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Ol Pejeta Conservancy is Kenya's largest and busiest private game reserve, a vast reserve that covers 85.000 acres and is home to over 15.000 animals, including some of Africa's rarest and most endangered species.

The team struggles with some thirsty creatures after a drought.

When a tiny piece of trash ruins a raccoon's life, Doctor Jessica cuts it free, but Hope faces tough decisions about its future; a volunteer plunges in to save an injured goose.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Ol Pejeta Conservancy is Kenya's largest and busiest private game reserve, a vast reserve that covers 85.000 acres and is home to over 15.000 animals, including some of Africa's rarest and most endangered species.

The team struggles with some thirsty creatures after a drought.

Kasper, who is 90kgs, somehow eludes the capture team and climbs 30 meters high in a tree; Beni's food theft and ongoing weight gain starts causing serious concern for his health.

The Wild Coast of South Africa, stretching 170 miles from East London to the KwaZulu-Natal border, is comprised of rivers that empty into the sea and indigenous forest.

Scientists and enthusiasts reveal the crucial roles bugs play on the planet and what the future would be without them.

The colorful world of Earth's essential pollinators - bees, moths and butterflies.

The ruthless realm of some of the stealthiest and cleverest insects in the animal kingdom - from praying mantises and aquatic insects to dragonflies.

The crucial ecological roles that beetles play in nearly every environment, and why they are often regarded "the most important species on the planet.".

An up-close look at the character traits exhibited by different species of animals when it comes to survival amid any kind of perceived danger.

A gorilla wrestling match, pushy moose antlers, long pelican bills that snap at any enemy within range, and a megashark's stereo sniffer.

Sea lions throw their weight around to win a mate, Cape buffalo deliver knockout punches, Canada geese hit hard with their wings, and lionesses rule the Savanna with an iron paw.

Hippos, elephants, lions and buffalo are drawn to the Zambezi's wild waters, which grow from a tiny trickle in Zambia to the thundering Victoria Falls.

A brawl erupts after the Street Troop finds the Hill Troop on their turf before the alpha wannabe Ajit makes his move.

Unraveling the secrets of the most extreme sleepers of the animal kingdom; answering why and how animals sleep, how they deal with sleep deprivation and if animals dream.

Hippos, elephants, lions and buffalo are drawn to the Zambezi's wild waters, which grow from a tiny trickle in Zambia to the thundering Victoria Falls.

A brawl erupts after the Street Troop finds the Hill Troop on their turf before the alpha wannabe Ajit makes his move.

Unraveling the secrets of the most extreme sleepers of the animal kingdom; answering why and how animals sleep, how they deal with sleep deprivation and if animals dream.

Kasper, who is 90kgs, somehow eludes the capture team and climbs 30 meters high in a tree; Beni's food theft and ongoing weight gain starts causing serious concern for his health.

Hippos, elephants, lions and buffalo are drawn to the Zambezi's wild waters, which grow from a tiny trickle in Zambia to the thundering Victoria Falls.

A brawl erupts after the Street Troop finds the Hill Troop on their turf before the alpha wannabe Ajit makes his move.

Unraveling the secrets of the most extreme sleepers of the animal kingdom; answering why and how animals sleep, how they deal with sleep deprivation and if animals dream.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

Eco-tourism has become the backbone of The Ol Pejeta Conservatory.

The staff attempts to calm an orphaned baby rhino.

When a tiny fawn gets hit by a car, Doctor Jessica must splint its broken leg or it will never return to the wild; a mother porcupine arrives with baby in tow and both need life-saving attention for a parasitic infection.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

Eco-tourism has become the backbone of The Ol Pejeta Conservatory.

The staff attempts to calm an orphaned baby rhino.

Valentino, Yutris and the rest of group two have fun as they visit group three's flooded classroom; three quarantine infants get the results of their TB tests; the residents of Bangamat Island do not welcome newcomers leading to a confrontation.

The coastline of Mozambique attracts some of the world's largest filter feeders; Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals.

A southern African mangrove forest experiences the changes between high and low tide.

The Okavango Delta is home to a wide variety of African wildlife.

Florida has the most tidal shoreline in the contiguous United States.

Nova Scotia beaches prove a beach needs a balance between opposing forces to thrive.

Follow vet Tim as he races to save rescued koala Ashley; then meet a flying fox with an extra digit who needs some TLC from vet Martine; calculate the odds for a run-over kangaroo joey with vet Emily; then celebrate the release of 50 lorikeets.

A brawl erupts after the Street Troop finds the Hill Troop on their turf before the alpha wannabe Ajit makes his move.

Unraveling the secrets of the most extreme sleepers of the animal kingdom; answering why and how animals sleep, how they deal with sleep deprivation and if animals dream.

Meeting a female spider monkey elder, who leads her troop to a unique food resource, aquatic plants brought within reach on raging floodwaters; she shows them how, using their remarkable tails as a safety rope, they can feast on this bounty.

Scan the Australian skies which regularly delivers a volatile weather; await cooling monsoon rains; watch lightning ignite vast wildfires; witness the adaptations that help wildlife deal with these extremes.

A look inside an array of ecosystems to learn why animals congregate in crowds.

Meeting a female spider monkey elder, who leads her troop to a unique food resource, aquatic plants brought within reach on raging floodwaters; she shows them how, using their remarkable tails as a safety rope, they can feast on this bounty.

Scan the Australian skies which regularly delivers a volatile weather; await cooling monsoon rains; watch lightning ignite vast wildfires; witness the adaptations that help wildlife deal with these extremes.

A look inside an array of ecosystems to learn why animals congregate in crowds.

Valentino, Yutris and the rest of group two have fun as they visit group three's flooded classroom; three quarantine infants get the results of their TB tests; the residents of Bangamat Island do not welcome newcomers leading to a confrontation.

Meeting a female spider monkey elder, who leads her troop to a unique food resource, aquatic plants brought within reach on raging floodwaters; she shows them how, using their remarkable tails as a safety rope, they can feast on this bounty.

Scan the Australian skies which regularly delivers a volatile weather; await cooling monsoon rains; watch lightning ignite vast wildfires; witness the adaptations that help wildlife deal with these extremes.

A look inside an array of ecosystems to learn why animals congregate in crowds.

Humpbacks and whale sharks visit the coast of Mozambique.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

Just as Hope is scrambling to get ready for her busiest day of the year, the government decides to seize the bear cub Hope's worked so hard to save.

Humpbacks and whale sharks visit the coast of Mozambique.

Discover how staff treat a wounded eland and reunite a hartebeest with her herd.

Two wild black rhinos fight to the death; a new ambassador for the black rhinos.

Moving day arrives for the nursery school kids; Beni gets a beating from a bully; the socialization cage has a new queen; dominant male Pujon is still on a time-out after attacking Alba, but he's allowed a second chance to bond with his rival.

Humpbacks and whale sharks visit the coast of Mozambique.

After the dry season lowers the waters, siblings Kimba and Maya risk crossing the river to search for their parents; they run the gauntlet of the densest populations of crocs and hippos in Africa.

During the last few weeks of the dry season, the prides stick close to the only available water in the river; in Luangwa, the scent of a hippo kill compels the Hollywoods to cross the river.

How animals survive in the hostile Drakensberg Mountain range.

The Cloud Mountains of South Africa are home to ancient species of animals and plants.

Meeting a female spider monkey elder, who leads her troop to a unique food resource, aquatic plants brought within reach on raging floodwaters; she shows them how, using their remarkable tails as a safety rope, they can feast on this bounty.

Scan the Australian skies which regularly delivers a volatile weather; await cooling monsoon rains; watch lightning ignite vast wildfires; witness the adaptations that help wildlife deal with these extremes.

A look inside an array of ecosystems to learn why animals congregate in crowds.