Love Nature

A journey down Spain's Guadalquivir River, from the high Sierra de Cazorla down to Andalusia; passing through Córdoba and Seville, following the footsteps of Columbus and Magellan.

Discover the stories of six epic river journeys via the fascinating characters who live and work on and around the water.

Rumoured to be the cleanest river in Europe, few dispute it's the coldest; cascading down from the Dinaric Alps in Serbia, it soon crosses the border into Bosnia-Herzegovina, where marine biologist and fisherman Sanel Riđanović casts for salmon.

Tackling the grade 6 rapids and untamed waters of the Buller River on the west coast of New Zealand's South Island, blessed by a Māori elder of the Ngāti Apa ki te Rā Tō.

The St. Lawrence River is one that forged North America, allowing ships to traverse the continent; the adventure begins in Canada's first capital city of Kingston and near Canada's second-largest city of Montreal.

The Onçafari team gets to know Aroeira, their newly collared female and takes a peek at Aurora's cub, Apolo; Badalo moves deeper into the flooded forest, where he puts Lizzie's game-changing research in jeopardy.

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.

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

The hippopotamus and the Nile crocodile coexist in the Tanzanian waterway of East Africa.

A newborn wildebeest faces a terrifying ordeal when it's taken by a lioness. The predator doesn't kill the calf and, instead, takes care of the newborn for an entire day.

Territory is home, and the place where animals rest, find food or have their children; many animals mark, protect and defend their small nations against the invasion of strangers because their survival depends on it.

The hippopotamus and the Nile crocodile coexist in the Tanzanian waterway of East Africa.

A newborn wildebeest faces a terrifying ordeal when it's taken by a lioness. The predator doesn't kill the calf and, instead, takes care of the newborn for an entire day.

Territory is home, and the place where animals rest, find food or have their children; many animals mark, protect and defend their small nations against the invasion of strangers because their survival depends on it.

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

The hippopotamus and the Nile crocodile coexist in the Tanzanian waterway of East Africa.

A newborn wildebeest faces a terrifying ordeal when it's taken by a lioness. The predator doesn't kill the calf and, instead, takes care of the newborn for an entire day.

Territory is home, and the place where animals rest, find food or have their children; many animals mark, protect and defend their small nations against the invasion of strangers because their survival depends on it.

In the heart of central Mexico, lies Sierra Gorda, a region that is home to bobcats, pumas and flying squirrels.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

Hope rallies the team to release a herd of white-tailed deer; winter brings a mysterious influx of snowy owls.

In the heart of central Mexico, lies Sierra Gorda, a region that is home to bobcats, pumas and flying squirrels.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

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

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.

Learn the secrets of the most powerful, capable birds in the sky; follow the dramatic story of a family of bald eagles; join avian specialist Lloyd Buck as he puts his trained golden eagle to the test in a series of remarkable experiments.

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

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

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.

The hippopotamus and the Nile crocodile coexist in the Tanzanian waterway of East Africa.

A newborn wildebeest faces a terrifying ordeal when it's taken by a lioness. The predator doesn't kill the calf and, instead, takes care of the newborn for an entire day.

Territory is home, and the place where animals rest, find food or have their children; many animals mark, protect and defend their small nations against the invasion of strangers because their survival depends on it.

Dr. Emma takes on her first rabbit surgery and tackles her fear of rodents; Dr. Allison and the team realize Callie the dog has more than a sore tooth when a routine dental reveals bigger problems below the surface.

Dr. Cori's team is busy when they find a mysterious scar on a new shop cat and assist a puppy who was hurt after leaping from a car. Dr. Allison discovers an infection in a dog but is less confident in her dancing abilities as she learns to jig.

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.

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

Dr. Emma takes on her first rabbit surgery and tackles her fear of rodents; Dr. Allison and the team realize Callie the dog has more than a sore tooth when a routine dental reveals bigger problems below the surface.

Dr. Cori's team is busy when they find a mysterious scar on a new shop cat and assist a puppy who was hurt after leaping from a car. Dr. Allison discovers an infection in a dog but is less confident in her dancing abilities as she learns to jig.

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.

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

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

Dr. Emma takes on her first rabbit surgery and tackles her fear of rodents; Dr. Allison and the team realize Callie the dog has more than a sore tooth when a routine dental reveals bigger problems below the surface.

Dr. Cori's team is busy when they find a mysterious scar on a new shop cat and assist a puppy who was hurt after leaping from a car. Dr. Allison discovers an infection in a dog but is less confident in her dancing abilities as she learns to jig.

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.

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

Costa Rica is a world of its own; a tropical corridor squeezed between two great oceans, powered by rivers and volcanoes; its volcanoes erupt and deposit minerals into the soil, making the land fertile and creating the country's rich bio-diversity.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

Get to know seven wildcats, including one who was caught in a trap, who can't wait to be released into their new home; rush to quarantine a pair of fox cubs who've arrived at the rehab clinic with a suspected case of avian flu.

Costa Rica is a world of its own; a tropical corridor squeezed between two great oceans, powered by rivers and volcanoes; its volcanoes erupt and deposit minerals into the soil, making the land fertile and creating the country's rich bio-diversity.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

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.

Amanda and Mandy try everything at their disposal to help a snared hyena; the team's plan to release a troop of 13 monkeys is halted by last-minute surgery and some crafty escapees.

Balance the pain of goodbyes with hope for the future as a generation of rescued elephants is finally released.

Explore community-run Reteti Elephant Sanctuary, where human surrogate moms offer survival lessons and nurture young elephants through play; bonding with trunkless Long'uro and seeing why Kelele's mysterious illness could delay his release.

Meeting a lovey-dovey penguin, a flamingo makeup artist and a badger making great escapes.

Attending a crabby shell swap, meeting a chimp's pet and sizing up an otter kidnapper.

Dr. Emma takes on her first rabbit surgery and tackles her fear of rodents; Dr. Allison and the team realize Callie the dog has more than a sore tooth when a routine dental reveals bigger problems below the surface.

Dr. Cori's team is busy when they find a mysterious scar on a new shop cat and assist a puppy who was hurt after leaping from a car. Dr. Allison discovers an infection in a dog but is less confident in her dancing abilities as she learns to jig.

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.

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

Warm waters surround the islands off the coast of Mozambique.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

Warm waters surround the islands off the coast of Mozambique.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

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.

Warm waters surround the islands off the coast of Mozambique.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

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

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

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

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

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

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

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

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.

An old Leopard struggles to find a meal while avoiding a pride of lions.

An aging leopard in Zambia is challenged by a younger female.

A female leopard named Olimba in Zambia's Luangwa Valley.

Following two cheetah mothers -- Savannah and her four cubs, in the Tswalu Kalahari Reserve, and Chili and her five kittens in the Great Karoo Wilderness -- as they navigate a harsh environment, dangerous wildlife and dwindling prey.

Wildlife filmmaker Gordon Buchanan gets close to wild cheetah in the Kalahari, experiencing first-hand the very real dangers these big cats face.

Warm waters surround the islands off the coast of Mozambique.

The National Zoo feeds its animals by growing their own food.

Food acts as an important way for animals to keep busy, happy and healthy.

A herd of elephants from the Calgary Zoo arrive at the National Zoo in Washington D.C.

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

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.

The islands' natural rhythms and challenges of new life unfold in this wild outpost; turtles return to nesting sites, rival iguanas compete for mates and albatrosses perform courtship dances.

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.