Head into surgery with Mara the koala, who needs a life-saving tooth operation; assess an injured sugar glider with vet Tim; rescue officer Elise pulls a flying fox out of a gutter; see nurse Bree's clutch of python eggs hatch.

A range of dedicated professionals and volunteers look after unwell animals and carefully nurse them back to health at the RSPCA Wildlife Hospital in Brisbane, Australia.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

The red fox of Prince Edward Island.

An in-depth look at the American shad on its epic journey upstream, back to its fresh water birthplace to spawn.

Flapping around with Banksi the fruit bat and his human surrogate mom; eyeing a mischievous emu; celebrating a pig's rescue-versary; touring manatee heaven; learning to speak baboon with Dingani.

Visiting Penny the pigeon and her rescuer; getting a buzz from a refugee who finds comfort in beekeeping; diving with a shark dancer.

Embracing an invasive nutria who's become a part of the family; paddling around with Gumbo the goose; visiting a blind hedgehog and his human chum; exploring a swimmer's bond with wild gray seals.

Sizing up a primate no bigger than a mouse, a chameleon that fits on a fingertip and other minuscule creatures with biologist Patrick Aryee; learning why being tiny can be an advantage; some ingenious adaptations to life's big challenges.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

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

The bald eagle reigns supreme as the ultimate predator above the waters of Bras d'Or Lake on Canada's eastern shore.

A plethora of creatures seek refuge from the rise and fall of the tide in Duncan's Cove and the Bay of Fundy.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

The wild counterparts of domesticated species.

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

Animals seek protection from threats in large numbers and remote areas.

Many species migrate in massive numbers.

When rocks engulfed by flames emerge from the middle of the ocean, new opportunities arise for the species that manage to reach them; this is the case of the Canary Islands, eight islands born from fire, that form an archipelago full of life.

Once superabundant, African Elephant populations have declined drastically due to hunting; getting an in-depth look into the lives of these powerful land mammals, and seeing what parks like Addo and Tembe are doing to preserve their future.

Head into surgery with Mara the koala, who needs a life-saving tooth operation; assess an injured sugar glider with vet Tim; rescue officer Elise pulls a flying fox out of a gutter; see nurse Bree's clutch of python eggs hatch.

A range of dedicated professionals and volunteers look after unwell animals and carefully nurse them back to health at the RSPCA Wildlife Hospital in Brisbane, Australia.

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.

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

Spring's arrival across Africa reveals the life-giving gifts in the continent's plant and animal life; a close-up look at African animal families raising their young and their emergence into the wider world.

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.

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

Spring's arrival across Africa reveals the life-giving gifts in the continent's plant and animal life; a close-up look at African animal families raising their young and their emergence into the wider world.

The journey down the attraction-packed Niagara River is filled with adventure and beauty; navigating the fascinating history and engineering of this border river between Canada and the United States, arriving at the world-famous Niagara Falls.

A look at two very different insect species showcasing their expert pollination skills at Nova Scotia's Annapolis Valley; honey bees and monarch butterflies.

Animals that survive in cities.

A team of dedicated conservationists go to extraordinary lengths to keep the rare black rhino safe from poachers.

Two black rhinos in Zambia are at the core of a relocation mission that's part of a grand plan to save the species.

In Kafue National Park, a team of biologists and vets from the Zambian Carnivore Programme, races to save and protect Africa's apex predators.

A polar bear and her cubs make a 400-mile journey from their birth den in Svalbard, Norway, to pack ice surrounding the North Pole.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

The wild counterparts of domesticated species.

Cape Breton Highlands National Park faces destruction by various species.

Marshes and bogs are home to the endangered Blanding's Turtle, but the habitat is disappearing.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

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.

Knowing more about Thiago, a brave baby coati; how he sharpens his sniffing and foraging skills, crosses suburban roads near his lush Brazilian forest home and avoids inanimate and four-legged dangers.

Visiting the last stronghold of the giant river otter in Brazil's beautiful Pantanal wetland and track pup Rio and his siblings as they test the waters, team up to evade a jaguar ambush, and become a cohesive family unit.

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.

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

Spring's arrival across Africa reveals the life-giving gifts in the continent's plant and animal life; a close-up look at African animal families raising their young and their emergence into the wider world.

When a fawn is found stuck in thick, toxic tar, Hope assembles her entire team to wash and care for it in a desperate bid to save its life.

In Sierra Leone, a young chimpanzee deals with a potentially cancerous growth on her abdomen; wildlife vets deliver a diagnosis then get a fright mid-surgery.

A range of dedicated professionals and volunteers look after unwell animals and carefully nurse them back to health at the RSPCA Wildlife Hospital in Brisbane, Australia.

When a fawn is found stuck in thick, toxic tar, Hope assembles her entire team to wash and care for it in a desperate bid to save its life.

In Sierra Leone, a young chimpanzee deals with a potentially cancerous growth on her abdomen; wildlife vets deliver a diagnosis then get a fright mid-surgery.

A range of dedicated professionals and volunteers look after unwell animals and carefully nurse them back to health at the RSPCA Wildlife Hospital in Brisbane, Australia.

A breathtaking journey down the German section of the beautiful Moselle river, famous for vineyards on its dramatically steep banks and remarkable meandering loops.

The complicated relationships of crustaceans.

Wild horses and ponies on the last of France's overseas territory.

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.

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

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

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

Invasive species like rabbits and starlings can have a negative impact on native species.

Canada's east coast experiences all four seasons.

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

An Antarctic gentoo penguin pops the question with a rocky token of his devotion; how a Madagascar lemur uses toxic millipedes for pest control; makeup techniques with a flamingo; a honey badger that can pick locks.

Hermit crabs have an orderly shell exchange on a Belize beach; meeting a Senegalese chimp's pet genet; an otter who swaps hostages for free meals; the agricultural prowess of leafcutter ants in the rainforest.

Tenacious meerkat pups are determined to devour deadly scorpions in the vast Kalahari Desert; a group of lionesses demonstrate their seduction tactics in Kenya.

Frigate birds steal meals from smaller seabirds; a mongoose-run spa with a grateful warthog; decoding an African elephant's secret message; lovelorn capuchin monkeys hurl rocks to attract prospective mates.

It takes a village to raise lion cubs in Kenya and sniff out the mating strategy of fragrant lemurs in Madagascar; cutting a rug at a honeybee dance party, then listen up as a forked-tailed drongo tricks other birds out of their dinner.

When a fawn is found stuck in thick, toxic tar, Hope assembles her entire team to wash and care for it in a desperate bid to save its life.

In Sierra Leone, a young chimpanzee deals with a potentially cancerous growth on her abdomen; wildlife vets deliver a diagnosis then get a fright mid-surgery.

A range of dedicated professionals and volunteers look after unwell animals and carefully nurse them back to health at the RSPCA Wildlife Hospital in Brisbane, Australia.

The waterways of the Rocky Mountains are home to many creatures.

During spring on the Gomoti River, cheetah mother Phefo and lion mother Tshaba teach their cubs' survival skills; they protect their young from big male cats; lion king Molelo fights battles; leopard Senatia works to secure his legacy.

Tracking Molelo's pride, who are exhausted when the winter floods arrive and witnessing an encounter that gives leopard mum Sephiri a decision to make.

The waterways of the Rocky Mountains are home to many creatures.

During spring on the Gomoti River, cheetah mother Phefo and lion mother Tshaba teach their cubs' survival skills; they protect their young from big male cats; lion king Molelo fights battles; leopard Senatia works to secure his legacy.

Tracking Molelo's pride, who are exhausted when the winter floods arrive and witnessing an encounter that gives leopard mum Sephiri a decision to make.

Animals seek protection from threats in large numbers and remote areas.

Overpopulation of deer in Hampton, N.B.

Marine life in the waters surrounding Brier Island in Nova Scotia includes dolphins and humpback whales.

A survival story following the adventures of a she-wolf as she travels across the Alps searching for a safe place to bring up her cubs.

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.

After weeks of battling a mysterious head infection, Erik joins the group two students; at forest school, the group three students enjoy a poolside classroom where Valentino proves he's more than just a class clown.

The rehab is up all night with three tiny orphans needing round-the-clock care.

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.

After weeks of battling a mysterious head infection, Erik joins the group two students; at forest school, the group three students enjoy a poolside classroom where Valentino proves he's more than just a class clown.

The rehab is up all night with three tiny orphans needing round-the-clock care.

A trek across Africa to peek at the colorful, quirky survival strategies of its animals; from flamboyant flamingos to vanishing lizards, these furry, feathered, and scaled magicians find food, elude predators, and find mates against all odds.

A veteran pair of ospreys return home to a Connecticut salt marsh, and over one summer they must battle their enemies, withstand the elements, and hunt hundreds of fish, all to raise the next generation of sea raptors.

A trek across Africa to peek at the colorful, quirky survival strategies of its animals; from flamboyant flamingos to vanishing lizards, these furry, feathered, and scaled magicians find food, elude predators, and find mates against all odds.

A front-row seat to the planet's biggest biomass migration, the annual 1,000-mile sardine run along South Africa's east coast.

Sizing up a primate no bigger than a mouse, a chameleon that fits on a fingertip and other minuscule creatures with biologist Patrick Aryee; learning why being tiny can be an advantage; some ingenious adaptations to life's big challenges.

The waterways of the Rocky Mountains are home to many creatures.

During spring on the Gomoti River, cheetah mother Phefo and lion mother Tshaba teach their cubs' survival skills; they protect their young from big male cats; lion king Molelo fights battles; leopard Senatia works to secure his legacy.

Tracking Molelo's pride, who are exhausted when the winter floods arrive and witnessing an encounter that gives leopard mum Sephiri a decision to make.

Professor Ben Garrod explores the evolution of the body's largest organ, skin.

Madagascar is home to strange animals not found anywhere else on Earth; when these animals fight for supremacy, their battles are just as strange, from weird neck-wrestling weevils to ring tailed lemur moms that go into battle with baby on board.

Australia is home to an eclectic array of creatures, and the ways to succeed as an alpha are just as diverse; the beach turns into a dueling ground and the outback becomes a boxing ring, as animals face off with their own kind.

Professor Ben Garrod explores the evolution of the body's largest organ, skin.

Madagascar is home to strange animals not found anywhere else on Earth; when these animals fight for supremacy, their battles are just as strange, from weird neck-wrestling weevils to ring tailed lemur moms that go into battle with baby on board.

Australia is home to an eclectic array of creatures, and the ways to succeed as an alpha are just as diverse; the beach turns into a dueling ground and the outback becomes a boxing ring, as animals face off with their own kind.

Many species migrate in massive numbers.

Typical animal behaviours are thrown off due to the mild winter; Zak tends to an injured bald eagle.

Students from the Atlantic Veterinary College visit Hope's animal rehab facility for some hands-on experience in treating a harbor seal.

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.

After weeks of battling a mysterious head infection, Erik joins the group two students; at forest school, the group three students enjoy a poolside classroom where Valentino proves he's more than just a class clown.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

Pondering a doe's potential as a surrogate mother and the chances that two fawns have in the ER.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

Pondering a doe's potential as a surrogate mother and the chances that two fawns have in the ER.

Rare penguins are locked in a daily game of cat and mouse with giant New Zealand sea lions; the sea lions also live in a tumultuous world, where pups must battle the elements to survive.

New Zealand's dark fjords harbor creatures normally found in the deep; as winter approaches, bottlenose dolphins must escape their freezing fjord, while in a mountain river, a longfin eel heeds the call of the sea.

The south-eastern coast of New Zealand is the place for young marine animals to transition from novices to independent adults; young whales, dolphins and seals learn to hunt, learn the rules of society, or strike out on their own adventures.

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.

Exploring the unique evolutionary journey of woodpeckers and the role they play in every ecosystem, except Antarctica and Australia.

Professor Ben Garrod explores the evolution of the body's largest organ, skin.

Madagascar is home to strange animals not found anywhere else on Earth; when these animals fight for supremacy, their battles are just as strange, from weird neck-wrestling weevils to ring tailed lemur moms that go into battle with baby on board.

Australia is home to an eclectic array of creatures, and the ways to succeed as an alpha are just as diverse; the beach turns into a dueling ground and the outback becomes a boxing ring, as animals face off with their own kind.

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.

The Stage 1 winners and some tough new recruits dash to cash on July's salmon feast; BigBoi embarks on a food-finding road trip, QuadMom and RedBack are welcomed to the feast and BoldFace keeps her surviving cub safe.

An icy October storm complicates the race to the finish line; Big Boi bounces after a stumble before tragedy hits QuadMom; fan fave BoldFace hits her stride despite her clingy kid, Raccoon.

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.

The Stage 1 winners and some tough new recruits dash to cash on July's salmon feast; BigBoi embarks on a food-finding road trip, QuadMom and RedBack are welcomed to the feast and BoldFace keeps her surviving cub safe.

An icy October storm complicates the race to the finish line; Big Boi bounces after a stumble before tragedy hits QuadMom; fan fave BoldFace hits her stride despite her clingy kid, Raccoon.

Hammerheads, Galapagos sharks, rays, and other species populate the waters of Cocos Island.

A rescue ends in tragedy; a new team of volunteers arrives at the farm just as a snowy owl is brought in.

A fulmer arrives for treatment, joining a whole flock of birds.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

Young orangutans who have lost their mothers to poaching and deforestation learn the skills they'll need to survive in the wild at a unique forest school.

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.

Two tricky patients finally go free; 50 babies are born all at once.

Five orphaned foxes arrive; a beaver turns up in an unexpected place.

The baby boom has officially begun, but Hope's barn isn't complete so the team must come up with a new plan to accommodate all the new arrivals.

Researchers study shark behavior and fight for the protection of these predators.

Two tricky patients finally go free; 50 babies are born all at once.

South Luangwa National Park on tip of Africa's Great Rift Valley.

The Great Elephant Tale follows three stories: a calf navigates the Okavango Delta; a bull searches for a mate; and a matriarch leads her family through the desert. These individual adventures tell the story of Africa's most iconic species.

Wildlife and the environment.

Masai Mara is an extraordinary documentary on the everyday fight for survival of one of the planet's wildest locations. The consistently fragile balance of power between predator and prey and the rule of the Law of Nature.

The dance between predator and prey keeps nature in perfect harmony.

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.

The Stage 1 winners and some tough new recruits dash to cash on July's salmon feast; BigBoi embarks on a food-finding road trip, QuadMom and RedBack are welcomed to the feast and BoldFace keeps her surviving cub safe.

An icy October storm complicates the race to the finish line; Big Boi bounces after a stumble before tragedy hits QuadMom; fan fave BoldFace hits her stride despite her clingy kid, Raccoon.

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).

In July, Arctic ice sheets crash into the sea while an arctic fox hunts among the rocks. In Africa, herds wildebeest cross the croc-infested Mara river.

Thirteen spy cameras capture footage of dolphins.

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).

In July, Arctic ice sheets crash into the sea while an arctic fox hunts among the rocks. In Africa, herds wildebeest cross the croc-infested Mara river.

Thirteen spy cameras capture footage of dolphins.

Researchers study shark behavior and fight for the protection of these predators.

Five orphaned foxes arrive; a beaver turns up in an unexpected place.

The baby boom has officially begun, but Hope's barn isn't complete so the team must come up with a new plan to accommodate all the new arrivals.

The mythology of Ixchel, a protective mother figure.

Hawaiian beaches are created and altered by active volcanoes.

Fraser Island is the largest sand island on Earth and a UNESCO World Heritage Site.

Human influence and effect on the beaches of California.

Hope and Dr. Barry break ground on new chapters in their life, Hope rebuilding the rehab and Dr. Barry setting out on his own.

Two harbour seals arrive in the middle of the night; Hope's vulture shows sign of progress; an old friend joins the team.

Four squirrels arrive with their tails tangled together and Zak's bald eagle is released.

Researchers risk everything to unlock secret shark behaviours, challenge myths about sharks, and fight for the protection of these predators.

Hope and Dr. Barry break ground on new chapters in their life, Hope rebuilding the rehab and Dr. Barry setting out on his own.

Life thrives in the Garden Route National Park.

A river cuts through through the wilderness of the Kruger National Park, where life depends on water.

The Augrabies waterfall.

Animals living along the lower Zambezi.

Hluhluwe-iMfolozi is the oldest game reserve in Africa.

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).

In July, Arctic ice sheets crash into the sea while an arctic fox hunts among the rocks. In Africa, herds wildebeest cross the croc-infested Mara river.

Thirteen spy cameras capture footage of dolphins.

Surviving the African savanna requires guile and teamwork for species who live in packs; following a day in the life of African wild dogs and dwarf mongooses to see how they rely on their tight-knit families to overcome the challenging landscape.

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.

Surviving the African savanna requires guile and teamwork for species who live in packs; following a day in the life of African wild dogs and dwarf mongooses to see how they rely on their tight-knit families to overcome the challenging landscape.

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.

Researchers risk everything to unlock secret shark behaviours, challenge myths about sharks, and fight for the protection of these predators.

Two harbour seals arrive in the middle of the night; Hope's vulture shows sign of progress; an old friend joins the team.

Four squirrels arrive with their tails tangled together and Zak's bald eagle is released.

Gros Morne National Park is the result of continental collision.

The crew explores the Atacama Desert, the world's driest non-polar region.

A feature on the Andean Altiplano, a rugged plain in Bolivia.

A feature on Zion National Park, a kingdom of towering rocks, deep canyons, and sandstone walls.

Hope's open house is bigger than ever; a mysterious visitor leaves a big impression.

Hope Swinimer recalls the most heartfelt and heart-wrenching moments from eight years and 100 episodes of "Hope for Wildlife.".

Hope is caring for the tiniest porcupine she's ever seen as the team tries to match orphans with surrogates; raccoon babies are paired with a family; Zak introduces goslings to a tame goose.

In some of the most-remote regions on the planet, researchers dive deep and brave danger to unlock secret shark behaviors; they fight for the protection of these supreme predators before it's too late.

Hope's open house is bigger than ever; a mysterious visitor leaves a big impression.

Red Colobus Monkeys on the island of Zanzibar.

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

Animals living in the harsh conditions of the mountain peaks.

The waterways of the Rocky Mountains are home to many creatures.

Wildlife in the forest depends on a delicate balance of growth and destruction.

Surviving the African savanna requires guile and teamwork for species who live in packs; following a day in the life of African wild dogs and dwarf mongooses to see how they rely on their tight-knit families to overcome the challenging landscape.

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.

The Yukon River boasts one of the longest salmon runs in the world; from musk ox to ice bears, there is a rich variety of life that call this frozen river home.

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.

Examining the extremes of summer in Africa; from droughts and famine to abundance and feasting, summer impacts the flora and fauna of the continent.

The Yukon River boasts one of the longest salmon runs in the world; from musk ox to ice bears, there is a rich variety of life that call this frozen river home.

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.

Examining the extremes of summer in Africa; from droughts and famine to abundance and feasting, summer impacts the flora and fauna of the continent.

In some of the most-remote regions on the planet, researchers dive deep and brave danger to unlock secret shark behaviors; they fight for the protection of these supreme predators before it's too late.

Hope Swinimer recalls the most heartfelt and heart-wrenching moments from eight years and 100 episodes of "Hope for Wildlife.".

Hope is caring for the tiniest porcupine she's ever seen as the team tries to match orphans with surrogates; raccoon babies are paired with a family; Zak introduces goslings to a tame goose.

Footage of the remote desert of Arizona, including the state's canyons, towering cliffs and fossilized dunes.

The Bahamas are home to migratory birds, green turtles, and rock iguanas.

Lake Superior has the longest undeveloped shoreline of Canada's Great lakes.

The Niagara Escarpment Biosphere Reserve begins with the mighty Niagara Falls and winds its way through deep valleys and caves.

Endangered bats need Hope's help, but it means taking unusual steps; Hope's deer release has a bumpy start.

There's a moment of panic at Hope for Wildlife when Maxwell, the three-legged skink goes missing; luckily, they find him unharmed, just in time for Zak to release the vulture that has been in rehab for more than six months.

Animals are being rescued left and right, including a harbor seal, a barred owl, and even a crow; Hope knows the most majestic animals are yet to arrive as the team anticipates the first fawn of the season.

Sharks often get portrayed as mindless predators prone to attacking humans, but there is more to these graceful apex predators than meets the eye; the Bimini Sharklab undertakes novel research into shark intelligence.

Endangered bats need Hope's help, but it means taking unusual steps; Hope's deer release has a bumpy start.

Revisiting the Savute Marsh's pride of lions in Southern Africa, who re-wrote the laws of nature and started to hunt elephants in order to stave off starvation and survive.

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.

Wildlife and the environment.

In Arizona plains prairie dog are loved and loathed in equal measure.

Otters are playful, adaptable and champion swimmers: they've captivated cameraman Charlie Hamilton James for the last 25 years; through the eyes of three orphaned river otters, Charlie reveals their survival secrets and why they're so special.

The Yukon River boasts one of the longest salmon runs in the world; from musk ox to ice bears, there is a rich variety of life that call this frozen river home.

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.

Examining the extremes of summer in Africa; from droughts and famine to abundance and feasting, summer impacts the flora and fauna of the continent.

Hope realizes she's not prepared to rescue animals from an oil spill, so she heads across the continent to learn from the best before disaster strikes.

A majestic Asian elephant who survived a catastrophic flood at his zoo in Tbilisi, Georgia has a badly infected tusk; surgeons race to remove the tusk and save the gentle giant's life.

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.

Hope realizes she's not prepared to rescue animals from an oil spill, so she heads across the continent to learn from the best before disaster strikes.

A majestic Asian elephant who survived a catastrophic flood at his zoo in Tbilisi, Georgia has a badly infected tusk; surgeons race to remove the tusk and save the gentle giant's life.

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.

Sharks often get portrayed as mindless predators prone to attacking humans, but there is more to these graceful apex predators than meets the eye; the Bimini Sharklab undertakes novel research into shark intelligence.

There's a moment of panic at Hope for Wildlife when Maxwell, the three-legged skink goes missing; luckily, they find him unharmed, just in time for Zak to release the vulture that has been in rehab for more than six months.

Animals are being rescued left and right, including a harbor seal, a barred owl, and even a crow; Hope knows the most majestic animals are yet to arrive as the team anticipates the first fawn of the season.

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

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

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

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 worst winter in 100 years causes big problems.

Hope's first fawn of the season is doing better than expected - while a goose receives care at the Burnside Veterinary Hospital following a potentially fatal encounter. And, more than 60 raccoons are now in rehab.

The first skunk of the year arrives at Hope for Wildlife - while Dr. Sherri operates on a pigeon's toe, and saves it from infection. Meanwhile, the first songbirds of the year are released.

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

The worst winter in 100 years causes big problems.

Features the toothy fish that help sharks maintain their pearly whites, the signature calls of dolphin families, and the capuchin monkey's nut-cracking stone tools, snuggling giraffes, and a meerkat mobster.

Discovering how love works in the animal kingdom.

Discover what it is like to be a parent in the animal kingdom; how they experience the arrival of their babies.

Discovering what it is like to grow up in the animal kingdom.

Discovering the importance of having allies in the animal kingdom and what they must do to be accepted in a group.

Hope realizes she's not prepared to rescue animals from an oil spill, so she heads across the continent to learn from the best before disaster strikes.

A majestic Asian elephant who survived a catastrophic flood at his zoo in Tbilisi, Georgia has a badly infected tusk; surgeons race to remove the tusk and save the gentle giant's life.