Steve Leonard and his team of vets investigate the best way to help your pet lose weight; witness an operation to improve the life of a paralysed dachshund; they decode the secret language of guinea pigs.

Maya is ten weeks old and is starting to push the family to their limits; she wreaks havoc in the house, destroying the bookshelf, getting into the fridge and ripping up the sofa; she is also showing possessive behaviors with her toys.

Senior vet Tim tutors new recruit Phil through an injured koala checkup; the team's solutions for animals plagued by the summer heat; vet Karina solves a puzzling frog case and releases an old friend who's ready to fly.

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.

Steve Leonard and his team of vets investigate the best way to help your pet lose weight; witness an operation to improve the life of a paralysed dachshund; they decode the secret language of guinea pigs.

Maya is ten weeks old and is starting to push the family to their limits; she wreaks havoc in the house, destroying the bookshelf, getting into the fridge and ripping up the sofa; she is also showing possessive behaviors with her toys.

Senior vet Tim tutors new recruit Phil through an injured koala checkup; the team's solutions for animals plagued by the summer heat; vet Karina solves a puzzling frog case and releases an old friend who's ready to fly.

Celebrate as a newly arrived trio of sisters teaches Winston about friendship.

The St. Louis Zoo caters to a wide range of tastes for some of the world's largest eaters, including an anaconda and hippos.

The keepers at the St. Louis Zoo make sure that every animal family gets the proper nutrition.

Bobcats are returned to the wild.

Celebrate as a newly arrived trio of sisters teaches Winston about friendship.

The St. Louis Zoo caters to a wide range of tastes for some of the world's largest eaters, including an anaconda and hippos.

The keepers at the St. Louis Zoo make sure that every animal family gets the proper nutrition.

Beni faces a day of reckoning as all the forest school students are held back for a weigh-in; Alba is back in isolation after being diagnosed with typhoid.

Celebrate as a newly arrived trio of sisters teaches Winston about friendship.

Chris Packham investigates how nature's masterminds measure up against human brainpower; he explores how different animals, such as ravens, crows, bees and starlings, can use tools and solve complex puzzles.

Chris Packham reveals some of the cleverest animal communicators on the planet; for decades, people have longed to emulate Dr. Dolittle and be able to understand what animals are communicating to one another.

Chris reveals some of the best animal builders in the world, a group that is incredibly varied; accomplished animal architects include everything from beavers to bees and prairie dogs to bowerbirds.

Chris Packham looks at social intelligence in the animal kingdom, and finds out why it is that, for animals, being together means being clever; he looks at how lions hunt in teams, in which each holds a very specific position.

Steve Leonard and his team of vets investigate the best way to help your pet lose weight; witness an operation to improve the life of a paralysed dachshund; they decode the secret language of guinea pigs.

Maya is ten weeks old and is starting to push the family to their limits; she wreaks havoc in the house, destroying the bookshelf, getting into the fridge and ripping up the sofa; she is also showing possessive behaviors with her toys.

Senior vet Tim tutors new recruit Phil through an injured koala checkup; the team's solutions for animals plagued by the summer heat; vet Karina solves a puzzling frog case and releases an old friend who's ready to fly.

Experts examine whether female or male sharks are more dominant, testing jumping, boldness and strength in a series of challenges.

Enduring winter and early spring on the West Coast, where animals eke out a chilly existence; watching red deer battle on windswept Inishvickillane, welcome seal pups amid howling storms on the Inishkea Islands.

Exploring a 1,500-year-old monastery among the dizzying crags of the world-famous Skellig Islands; Spy Manx shearwaters and humpback whales, pygmy shrews on Clare, and the Aran Islands at an autumn spectacle.

Experts examine whether female or male sharks are more dominant, testing jumping, boldness and strength in a series of challenges.

Enduring winter and early spring on the West Coast, where animals eke out a chilly existence; watching red deer battle on windswept Inishvickillane, welcome seal pups amid howling storms on the Inishkea Islands.

Exploring a 1,500-year-old monastery among the dizzying crags of the world-famous Skellig Islands; Spy Manx shearwaters and humpback whales, pygmy shrews on Clare, and the Aran Islands at an autumn spectacle.

Beni faces a day of reckoning as all the forest school students are held back for a weigh-in; Alba is back in isolation after being diagnosed with typhoid.

Experts examine whether female or male sharks are more dominant, testing jumping, boldness and strength in a series of challenges.

Enduring winter and early spring on the West Coast, where animals eke out a chilly existence; watching red deer battle on windswept Inishvickillane, welcome seal pups amid howling storms on the Inishkea Islands.

Exploring a 1,500-year-old monastery among the dizzying crags of the world-famous Skellig Islands; Spy Manx shearwaters and humpback whales, pygmy shrews on Clare, and the Aran Islands at an autumn spectacle.

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.

The staff at the St. Louis Zoo deals with managing the nutritional needs of picky eaters.

Zookeepers feed the minds of their hungry animals. Whether it's puzzles and piñatas, or honey tubes and herb gardens, food is the icing on the cake to prevent boredom.

Hope tries to save an injured fawn.

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.

The staff at the St. Louis Zoo deals with managing the nutritional needs of picky eaters.

Zookeepers feed the minds of their hungry animals. Whether it's puzzles and piñatas, or honey tubes and herb gardens, food is the icing on the cake to prevent boredom.

Rescued orphan Josh needs his broken wrist examined by the school vets, while Beni has a trip to the dentist to treat his bad breath.

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.

When the Etosha pan fills with water in the summer, water birds congregate to breed.

The course of South Africa's Orange River.

Lions, hyenas and buffalo work together to survive in the Zambian wilderness.

More than 480 different species of birds spread their wings in the Luangwa Valley over the course of a year.

Experts examine whether female or male sharks are more dominant, testing jumping, boldness and strength in a series of challenges.

Enduring winter and early spring on the West Coast, where animals eke out a chilly existence; watching red deer battle on windswept Inishvickillane, welcome seal pups amid howling storms on the Inishkea Islands.

Exploring a 1,500-year-old monastery among the dizzying crags of the world-famous Skellig Islands; Spy Manx shearwaters and humpback whales, pygmy shrews on Clare, and the Aran Islands at an autumn spectacle.

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

Nature's most wanted species don't get the respect they deserve, including the great white shark's electrical sensors, the razor-sharp limbs of the dead leaf mantis and the zombie-creating powers of cordyceps fungi.

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

Nature's most wanted species don't get the respect they deserve, including the great white shark's electrical sensors, the razor-sharp limbs of the dead leaf mantis and the zombie-creating powers of cordyceps fungi.

Rescued orphan Josh needs his broken wrist examined by the school vets, while Beni has a trip to the dentist to treat his bad breath.

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

Nature's most wanted species don't get the respect they deserve, including the great white shark's electrical sensors, the razor-sharp limbs of the dead leaf mantis and the zombie-creating powers of cordyceps fungi.

Navigate rain, new climbing structures, and a first meeting of the summer cubs.

Keepers dole out buckets of fresh fish for their sea lions and penguins and a bouquet of veggies for their century old tortoises.

Feeding critically endangered orangutans, cheetah and painted dogs.

Two birds with wing injuries.

Navigate rain, new climbing structures, and a first meeting of the summer cubs.

Keepers dole out buckets of fresh fish for their sea lions and penguins and a bouquet of veggies for their century old tortoises.

Feeding critically endangered orangutans, cheetah and painted dogs.

The babysitters try to get Beni's diet under control; Malika shows off her passion for fashion; Darryl and Syahrini get steamy in the treetops; Cinta makes a watery discovery; two new babies arrive, one of whom is emaciated.

Navigate rain, new climbing structures, and a first meeting of the summer cubs.

Wallabies, koolamana lizards and crocodile hatchlings face the wild river's dangers.

Battling for dominion over the river with crocs; catching glimpses of an ultra-rare mangrove snake and an endangered nabarlek wallaby; humpback whale mothers raise their calves in the ocean; false killer whales.

Exploring ancient fire traditions and a sugar glider's daring escape from the flames.

The kangaroos that populate the woodlands, pastures and forests of Australia cluster together in groups known as mobs.

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

Nature's most wanted species don't get the respect they deserve, including the great white shark's electrical sensors, the razor-sharp limbs of the dead leaf mantis and the zombie-creating powers of cordyceps fungi.

Join anthropologist Jill Pruetz and guide Dondo "Johnny" Kanté and watch evolution happen in real time; meet the elusive chimps of Fongoli, Senegal, who use tools, interact with fire, and adapt to the human world as it collides with their own.

Drop in at a pit stop for great whites and search for a north-south connection.

Aim for harmonious coexistence in spots where human and shark worlds collide.

Join anthropologist Jill Pruetz and guide Dondo "Johnny" Kanté and watch evolution happen in real time; meet the elusive chimps of Fongoli, Senegal, who use tools, interact with fire, and adapt to the human world as it collides with their own.

Drop in at a pit stop for great whites and search for a north-south connection.

Aim for harmonious coexistence in spots where human and shark worlds collide.

The babysitters try to get Beni's diet under control; Malika shows off her passion for fashion; Darryl and Syahrini get steamy in the treetops; Cinta makes a watery discovery; two new babies arrive, one of whom is emaciated.

Join anthropologist Jill Pruetz and guide Dondo "Johnny" Kanté and watch evolution happen in real time; meet the elusive chimps of Fongoli, Senegal, who use tools, interact with fire, and adapt to the human world as it collides with their own.

Drop in at a pit stop for great whites and search for a north-south connection.

Aim for harmonious coexistence in spots where human and shark worlds collide.

Spy on the summer cubs as they learn to climb trees and forage for food in preparation for their release into the wild; get surprised by a set of new arrivals, observe the annual pre-hibernation eating binge and enjoy a bear-friendly Thanksgiving.

Keepers can't let their guards down when it comes to feeding tigers, sun bears or rhinos.

Chemoreception was the first sense to evolve in animals.

A group of weasels is ready to be released; a volunteer attempts to rescue an eagle; a gull flies free.

Spy on the summer cubs as they learn to climb trees and forage for food in preparation for their release into the wild; get surprised by a set of new arrivals, observe the annual pre-hibernation eating binge and enjoy a bear-friendly Thanksgiving.

Keepers can't let their guards down when it comes to feeding tigers, sun bears or rhinos.

Chemoreception was the first sense to evolve in animals.

Difficult quarantine student Taymur has a breakthrough and starts to embrace his jungle school lesson; serial truant Luthy skips class again and gives the staff a run for their money.

Spy on the summer cubs as they learn to climb trees and forage for food in preparation for their release into the wild; get surprised by a set of new arrivals, observe the annual pre-hibernation eating binge and enjoy a bear-friendly Thanksgiving.

Dive to the dark depths of the sea to uncover the ocean's mysterious inhabitants; journey across vast stretches of open water with humpback whales, then wander down to the ocean floor to witness breathtaking bioluminescence.

Coasts are gateways from land to sea, offering opportunities to many creatures.

Uncover the profound significance and uncertain future of our rivers.

Our planet's freshwater lakes are cradles of life.

Join anthropologist Jill Pruetz and guide Dondo "Johnny" Kanté and watch evolution happen in real time; meet the elusive chimps of Fongoli, Senegal, who use tools, interact with fire, and adapt to the human world as it collides with their own.

Drop in at a pit stop for great whites and search for a north-south connection.

Aim for harmonious coexistence in spots where human and shark worlds collide.

The first 12 weeks of a Hereford calf's life as it makes friends and settles into the herd during the summer.

The Danube River, which stretches from the Alps to the Black Sea, supports a surprising range of wildlife and is coping with years of human impact. (2 of 3).

Heading out with Lizzie and the Oncafari team as they set out on the hunt for a missing, dominant jaguar; monitoring the battle between young individuals who are all coveting power.

The first 12 weeks of a Hereford calf's life as it makes friends and settles into the herd during the summer.

The Danube River, which stretches from the Alps to the Black Sea, supports a surprising range of wildlife and is coping with years of human impact. (2 of 3).

Heading out with Lizzie and the Oncafari team as they set out on the hunt for a missing, dominant jaguar; monitoring the battle between young individuals who are all coveting power.

Difficult quarantine student Taymur has a breakthrough and starts to embrace his jungle school lesson; serial truant Luthy skips class again and gives the staff a run for their money.

The first 12 weeks of a Hereford calf's life as it makes friends and settles into the herd during the summer.

The Danube River, which stretches from the Alps to the Black Sea, supports a surprising range of wildlife and is coping with years of human impact. (2 of 3).

Heading out with Lizzie and the Oncafari team as they set out on the hunt for a missing, dominant jaguar; monitoring the battle between young individuals who are all coveting power.

Prepare for the summer cubs' release with Roger; meet Ace and Little Blueberry, two newbies with serious health issues who will have to stay over the winter with the Z cubs; six happy, healthy bears embark on their new lives in the wild.

Animals use the sense of touch to feel physical forces in their environment.

Animals and different types of vision.

Preparations for the annual open house.

Prepare for the summer cubs' release with Roger; meet Ace and Little Blueberry, two newbies with serious health issues who will have to stay over the winter with the Z cubs; six happy, healthy bears embark on their new lives in the wild.

Animals use the sense of touch to feel physical forces in their environment.

Animals and different types of vision.

Six graduates from jungle school are finally set to be freed into the wild from the pre-release islands after an arduous journey by road and river into the heart of Borneo.

Prepare for the summer cubs' release with Roger; meet Ace and Little Blueberry, two newbies with serious health issues who will have to stay over the winter with the Z cubs; six happy, healthy bears embark on their new lives in the wild.

Get to know the Waterfront Pride: males Tom Tom and Caller, 8 lionesses, 10 youths, and Einstein, the grown cub who never left home; Einstein's defiance catches up with him when rivals from the Outsiders Pride make a play that seals his fate.

The pride tries to hunt down adequate food as drought conditions push them and their prey dangerously close to death; Einstein adapts to solo life, then assesses the damage after new mom Kalwezi fights for her cubs' lives.

Einstein fails to make new connections and weigh the pros and cons when Keeza and her cub are kidnapped by rival male Mad-Eye Moody.

Follow two families of cheetahs struggle against heat, starvation and predators on the Serengeti.

The first 12 weeks of a Hereford calf's life as it makes friends and settles into the herd during the summer.

The Danube River, which stretches from the Alps to the Black Sea, supports a surprising range of wildlife and is coping with years of human impact. (2 of 3).

Heading out with Lizzie and the Oncafari team as they set out on the hunt for a missing, dominant jaguar; monitoring the battle between young individuals who are all coveting power.

Endangered carnivores of Africa.

Returning to South Luangwa to see the new pups born to the mighty Manzi and the tiny-but-fearless Kakumbi packs; yearling Snowy faces a hungry hyena before a lion pride scatters Manzi mum Weka's pups and leaves her frantically searching for them.

There's a lion-hyena showdown with Julz as he hunts for the elusive Manzi pack, who are missing four of their precious pups; Henry from the Zambian Carnivore Programme is on a house call to the Kakumbi den, where another pup has gone AWOL.

Old friends and a breakaway Manzi trio; Kakumbi make a kill.

Julz and Henry from the ZCP track the Kakumbi pups, who face off with a stubborn, razor-tusked warthog; Thandie Mweetwa, ZCP's lion specialist, counts the prides that are pushing the Manzi out of their territory.

Endangered carnivores of Africa.

Returning to South Luangwa to see the new pups born to the mighty Manzi and the tiny-but-fearless Kakumbi packs; yearling Snowy faces a hungry hyena before a lion pride scatters Manzi mum Weka's pups and leaves her frantically searching for them.

There's a lion-hyena showdown with Julz as he hunts for the elusive Manzi pack, who are missing four of their precious pups; Henry from the Zambian Carnivore Programme is on a house call to the Kakumbi den, where another pup has gone AWOL.

Old friends and a breakaway Manzi trio; Kakumbi make a kill.

Julz and Henry from the ZCP track the Kakumbi pups, who face off with a stubborn, razor-tusked warthog; Thandie Mweetwa, ZCP's lion specialist, counts the prides that are pushing the Manzi out of their territory.

Six graduates from jungle school are finally set to be freed into the wild from the pre-release islands after an arduous journey by road and river into the heart of Borneo.

Endangered carnivores of Africa.

Returning to South Luangwa to see the new pups born to the mighty Manzi and the tiny-but-fearless Kakumbi packs; yearling Snowy faces a hungry hyena before a lion pride scatters Manzi mum Weka's pups and leaves her frantically searching for them.

There's a lion-hyena showdown with Julz as he hunts for the elusive Manzi pack, who are missing four of their precious pups; Henry from the Zambian Carnivore Programme is on a house call to the Kakumbi den, where another pup has gone AWOL.

Old friends and a breakaway Manzi trio; Kakumbi make a kill.

Julz and Henry from the ZCP track the Kakumbi pups, who face off with a stubborn, razor-tusked warthog; Thandie Mweetwa, ZCP's lion specialist, counts the prides that are pushing the Manzi out of their territory.

Along the world's longest border between Canada and the USA, wildlife lives with one foot in two worlds; animals walk a tightrope of barriers and conflicting regulations, where one step over the line can mean the difference between life and death.

Animals that detect sound waves in the air or water.

Animals have senses that can do marvelous things.

Two orphaned bobcats struggle to bond.

Along the world's longest border between Canada and the USA, wildlife lives with one foot in two worlds; animals walk a tightrope of barriers and conflicting regulations, where one step over the line can mean the difference between life and death.

Animals that detect sound waves in the air or water.

Animals have senses that can do marvelous things.

Big changes are afoot for some of the pupils at Orangutan Jungle School, where orphaned orangutans learn the forest skills they need to survive in the wild; four new arrivals join the nursery classes and some familiar faces move up a grade.

Along the world's longest border between Canada and the USA, wildlife lives with one foot in two worlds; animals walk a tightrope of barriers and conflicting regulations, where one step over the line can mean the difference between life and death.

Ninginganiq is so dangerous that even seasoned sailors keep away.

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.

Endangered carnivores of Africa.

Returning to South Luangwa to see the new pups born to the mighty Manzi and the tiny-but-fearless Kakumbi packs; yearling Snowy faces a hungry hyena before a lion pride scatters Manzi mum Weka's pups and leaves her frantically searching for them.

There's a lion-hyena showdown with Julz as he hunts for the elusive Manzi pack, who are missing four of their precious pups; Henry from the Zambian Carnivore Programme is on a house call to the Kakumbi den, where another pup has gone AWOL.

Old friends and a breakaway Manzi trio; Kakumbi make a kill.

Julz and Henry from the ZCP track the Kakumbi pups, who face off with a stubborn, razor-tusked warthog; Thandie Mweetwa, ZCP's lion specialist, counts the prides that are pushing the Manzi out of their territory.

Two researchers in Zimbabwe examine problems for Africa's population of wild dogs.

A look at how the king cobra finds a queen during mating season and how one wrangler must keep the snakes from getting too close to their human neighbors.

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

Two researchers in Zimbabwe examine problems for Africa's population of wild dogs.

A look at how the king cobra finds a queen during mating season and how one wrangler must keep the snakes from getting too close to their human neighbors.

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

Big changes are afoot for some of the pupils at Orangutan Jungle School, where orphaned orangutans learn the forest skills they need to survive in the wild; four new arrivals join the nursery classes and some familiar faces move up a grade.

Two researchers in Zimbabwe examine problems for Africa's population of wild dogs.

A look at how the king cobra finds a queen during mating season and how one wrangler must keep the snakes from getting too close to their human neighbors.

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

The various methods of raising young, from large groups to single parents.

Mammals, primates and birds; animals have evolved powerful senses to perceive their environment; these developed senses can turn mechanical waves, airborne particles, and photons into information that helps animals.

Watch the staff go gaga over baby possums and perform a rooftop duckling rescue.

Hope finally moves into the new rehab and the old buildings come down.

The various methods of raising young, from large groups to single parents.

Mammals, primates and birds; animals have evolved powerful senses to perceive their environment; these developed senses can turn mechanical waves, airborne particles, and photons into information that helps animals.

Watch the staff go gaga over baby possums and perform a rooftop duckling rescue.

Recent nursery graduates Jelapat, Talaken, Bawan and Rona join their classmates at their new classroom; Dilla unexpectedly gives birth at midnight, but the delivery does not go smoothly.

The various methods of raising young, from large groups to single parents.

Marine protected areas in Florida.

The Monterey Bay National Marine Sanctuary is the largest marine sanctuary in the United States.

These Parks are monitored by Ocean advocates dedicated to maintaining the shark feeding grounds, turtle populations, and marine spawning grounds that line this incredible reef system.

The Exuma Cays are tiny islands near the Bahamian capital of Nassau.

Two researchers in Zimbabwe examine problems for Africa's population of wild dogs.

A look at how the king cobra finds a queen during mating season and how one wrangler must keep the snakes from getting too close to their human neighbors.

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

Learning how to chill out tense cats with Alice, then spotting red flags for dog aggression with Judy; looking at the latest research on fish-based feline foods with Steve, and finding out how to take care of intelligent African grey parrots.

Australia's Great Barrier Reef is one of the natural wonders of the world and the largest living structure on the planet; Monty Halls explores the complexity of the reef itself and the wildlife that lives on it.

RSPCA vets treat a favorite koala in crisis and a prickly pair get messy.

Learning how to chill out tense cats with Alice, then spotting red flags for dog aggression with Judy; looking at the latest research on fish-based feline foods with Steve, and finding out how to take care of intelligent African grey parrots.

Australia's Great Barrier Reef is one of the natural wonders of the world and the largest living structure on the planet; Monty Halls explores the complexity of the reef itself and the wildlife that lives on it.

RSPCA vets treat a favorite koala in crisis and a prickly pair get messy.

Recent nursery graduates Jelapat, Talaken, Bawan and Rona join their classmates at their new classroom; Dilla unexpectedly gives birth at midnight, but the delivery does not go smoothly.

Learning how to chill out tense cats with Alice, then spotting red flags for dog aggression with Judy; looking at the latest research on fish-based feline foods with Steve, and finding out how to take care of intelligent African grey parrots.

Australia's Great Barrier Reef is one of the natural wonders of the world and the largest living structure on the planet; Monty Halls explores the complexity of the reef itself and the wildlife that lives on it.

RSPCA vets treat a favorite koala in crisis and a prickly pair get messy.

While some species have passed into extinction, others have recovered and some have even flourished.

Check out some baby bunny rehab and see a lonely cygnet meet its new mom.

Join the search for an elusive hawk and meet skunks who don't like vaccinations.

Valentines day at the rehab.

While some species have passed into extinction, others have recovered and some have even flourished.

Check out some baby bunny rehab and see a lonely cygnet meet its new mom.

Join the search for an elusive hawk and meet skunks who don't like vaccinations.

Beni and Lala are confined to the clinic following an accident; bullied Kesi causes concern for the team; Clara and her daughter, Clarita, are chosen for release back into the wild.

While some species have passed into extinction, others have recovered and some have even flourished.

Chris Packham reveals the intelligent cons and deceitful behavior that animals use to survive and prosper in the game of life, from disguising themselves to outwit predators, to kidnapping babies to save their own offspring.

Chris discovers the cleverest animal travelers and how they find their way, from deer with mental maps, blue whales' planning routes, and dung beetles navigating by the stars.

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.

Learning how to chill out tense cats with Alice, then spotting red flags for dog aggression with Judy; looking at the latest research on fish-based feline foods with Steve, and finding out how to take care of intelligent African grey parrots.

Australia's Great Barrier Reef is one of the natural wonders of the world and the largest living structure on the planet; Monty Halls explores the complexity of the reef itself and the wildlife that lives on it.

RSPCA vets treat a favorite koala in crisis and a prickly pair get messy.

Getting acquainted with an array of ocean oddballs and learning how billions of years' worth of changes have shaped their looks and skills; meeting blind worms who fish, walking sharks, tree-climbing crabs and much more.

Eoin starts his island voyage on Rathlin, then heads west for Malin Head and Inishtrahull meeting Basking Sharks and Dolphins en route, before going south to Achill Island and the story of the Irish Stoat.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

Getting acquainted with an array of ocean oddballs and learning how billions of years' worth of changes have shaped their looks and skills; meeting blind worms who fish, walking sharks, tree-climbing crabs and much more.

Eoin starts his island voyage on Rathlin, then heads west for Malin Head and Inishtrahull meeting Basking Sharks and Dolphins en route, before going south to Achill Island and the story of the Irish Stoat.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

Beni and Lala are confined to the clinic following an accident; bullied Kesi causes concern for the team; Clara and her daughter, Clarita, are chosen for release back into the wild.

Getting acquainted with an array of ocean oddballs and learning how billions of years' worth of changes have shaped their looks and skills; meeting blind worms who fish, walking sharks, tree-climbing crabs and much more.

Eoin starts his island voyage on Rathlin, then heads west for Malin Head and Inishtrahull meeting Basking Sharks and Dolphins en route, before going south to Achill Island and the story of the Irish Stoat.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

The wild counterparts of domesticated species.

See the team tutor a baby mink and provide a coyote some alone time to heal.

Observe turtle eye surgery and see a racoon get out of a very sticky situation.

Hope scrambles to save the animals when a burglar busts down the door to the rehab, as the spring baby boom brings in a flood of injured and orphaned animals.

The wild counterparts of domesticated species.

See the team tutor a baby mink and provide a coyote some alone time to heal.

Observe turtle eye surgery and see a racoon get out of a very sticky situation.

Beni and Lala are going stir-crazy in the sick bay, but they must recover before returning to the rough and tumble of class; at forest school, a termite-foraging lesson inspires class clown Valentino to make a finger-licking discovery.

The wild counterparts of domesticated species.

Soar with Earth's fastest animal, the peregrine falcon, as it reaches mind-bending speeds of over 240 mph. Meet city falcons in Chicago, see handler Lloyd Buck test a feathered family, and find out if Rudi the peregrine can outpace an Olympic skier.

Getting to know all 18 members of the penguin family, including the quirky ones.

Stealing meals with frigate birds; visiting a warthog spa; cracking an elephant code.

In the busy skies above our planet we'll meet a creature that creates sound out of thin air with the world's fastest courtship display and arguably the world's most aggressive bird, harnessing cold aggression to protect its patch of sky.

Getting acquainted with an array of ocean oddballs and learning how billions of years' worth of changes have shaped their looks and skills; meeting blind worms who fish, walking sharks, tree-climbing crabs and much more.

Eoin starts his island voyage on Rathlin, then heads west for Malin Head and Inishtrahull meeting Basking Sharks and Dolphins en route, before going south to Achill Island and the story of the Irish Stoat.

Eoin visits a wondrous native woodland on Clare Island and as he sails his Galway Hooker through Connemara's turquoise waters he finds deserted islands home to skylarks and on the Aran Islands, Ireland's only native reptile.

Feel the heat of summer's arrival as supersize sea snails try to fend off an invading gang of coral-hungry starfish; accompany reef sharks as they prowl for a midnight meal and marvel at the slippery disguise a parrotfish uses to survive the night.

Explore the partnership between clownfish and anemones; watch oxpeckers keep savannah residents healthy; review the agreements of dung beetles and pitcher plants.

Feel the heat of summer's arrival as supersize sea snails try to fend off an invading gang of coral-hungry starfish; accompany reef sharks as they prowl for a midnight meal and marvel at the slippery disguise a parrotfish uses to survive the night.

Explore the partnership between clownfish and anemones; watch oxpeckers keep savannah residents healthy; review the agreements of dung beetles and pitcher plants.

Beni and Lala are going stir-crazy in the sick bay, but they must recover before returning to the rough and tumble of class; at forest school, a termite-foraging lesson inspires class clown Valentino to make a finger-licking discovery.

Feel the heat of summer's arrival as supersize sea snails try to fend off an invading gang of coral-hungry starfish; accompany reef sharks as they prowl for a midnight meal and marvel at the slippery disguise a parrotfish uses to survive the night.

Explore the partnership between clownfish and anemones; watch oxpeckers keep savannah residents healthy; review the agreements of dung beetles and pitcher plants.

Some animals use sheer numbers to infest areas and control new territory.

See the teams collaborate to heal a rescued fox and care for injured songbirds.

The wildlife rehab team works to treat a baby raccoon, separated from his family, and get him back into the wild before his parents move on.

Hope fights to save a family of foxes; the nursery is hit by a mysterious outbreak.

Some animals use sheer numbers to infest areas and control new territory.

See the teams collaborate to heal a rescued fox and care for injured songbirds.

The wildlife rehab team works to treat a baby raccoon, separated from his family, and get him back into the wild before his parents move on.

Three-year-old Wine ditches lessons to make a remarkable new friend, as she bonds with a young macaque; two refugees from a Thai circus, young mother Sampit and her son Sawadee, get a second chance at living semi-wild on a pre-release island.

Some animals use sheer numbers to infest areas and control new territory.

Witnessing clashes over precious resources when the dry season brings a band of gladiators to an African savannah watering hole; a lion-elephant territory brawl, an ant raid on a termite mound and a honey badger's risky dance with a deadly snake.

A look at whether Australian animals' weapons, such as the kangaroo's boxing moves and the redback spider's traps, can help them survive climate change.

Young gladiators earn their stripes in the dense tropical forests of the Americas; a poison dart frog launches a toxic barrage, observe a jaguar-caiman turf war, and see a hungry coati cross paths with a defensive tarantula.

Heading to America's far north for a peek at the ultimate fighters that live along its waterways; a spring thaw kicks off the competition, pitting eagles against herons, bears against bears, and dragonfly nymphs against venomous giant water bugs.

Feel the heat of summer's arrival as supersize sea snails try to fend off an invading gang of coral-hungry starfish; accompany reef sharks as they prowl for a midnight meal and marvel at the slippery disguise a parrotfish uses to survive the night.

Explore the partnership between clownfish and anemones; watch oxpeckers keep savannah residents healthy; review the agreements of dung beetles and pitcher plants.