This is the most comprehensive dog encyclopedia on television. With over 800 dog breeds recognized worldwide, this series spotlights the adorable, the feisty and the unexpected.

Witness the miracle of cute, from a kitten's first tentative steps, to a puppy's first call to the wild. The first few months of their lives are an adorable adventure. These furry friends are simply too loveable, too curious, too cute!

Get to know all the details of our favorite feline breeds in this encyclopedic series on cats!

Watch the Whiskers Family -- Flower, Rocket Dog, Maybelline, and more -- fight to keep their clan together. While facing predators, harsh desert weather and their archenemies, the Commandos, these 'kats prove that the animal kingdom is, in fact, wild!

Four eccentric but passionate investigators embark on one single-minded mission - to find the elusive Bigfoot. Watch as the team uncovers startling evidence of the mysterious and highly intelligent enigma both here and abroad.

Extreme angler Jeremy Wade is on the hunt for fish with a taste for human flesh. This rip-roaring ride mixes action and adventure with mysteries, edge-of-the-seat chase and a battle of wills between man and nature.

African penguins are one of the world's most charming animals. Native to South Africa, these loyal birds are increasingly under threat. In this heartwarming film, we follow Cape Town's Sanccob Seabird Hospital where a passionate team are battling to save precious penguin lives.

Meet the orphaned and injured orangutans that receive care at the world's oldest orangutan sanctuary in Borneo, the Sepilok Orangutan Rehabilitation Centre. Watch as they learn everything their mothers would have taught them in the wild.

Steve Irwin's impact has far exceeded his hit series The Crocodile Hunter. Chronicling his childhood to his time as a global icon, those who knew him best reflect on the remarkable life of the man, father, husband and wildlife conservationist.

This groundbreaking series follows the heartwarming stories of a cast of African wildlife including lions, zebras, baboons and cheetahs over the course of a year, showcasing the dramatic moments that make each day of survival on the Serengeti a feat.

Sea Shepherd founder Captain Paul Watson has sailed the globe to keep our oceans and their inhabitants safe. This is portrait of a man willing to put his own life at risk in a relentless quest to protect the oceans and the marine life within.

Jonathan and Angela Scott with Jackson Ole Looseyia present the intimate lives of lions, leopards and cheetahs of the Masai Mara. A journey of motherhood, survival and territorial battle with each character facing challenges of life on the African plains.

Wondering about the animals affected by Hurricane Harvey? Meet the pets and owners, the wildlife and livestock the many lives hit by the storm. Witness the daring rescues, dramatic reunions and inspiring adoptions that leave hope after Harvey.

African penguins are one of the world's most charming animals. Native to South Africa, these loyal birds are increasingly under threat. In this heartwarming film, we follow Cape Town's Sanccob Seabird Hospital where a passionate team are battling to save precious penguin lives.

Meet the orphaned and injured orangutans that receive care at the world's oldest orangutan sanctuary in Borneo, the Sepilok Orangutan Rehabilitation Centre. Watch as they learn everything their mothers would have taught them in the wild.

In New Hampshire, Conservation Officers of New Hampshire Fish and Game who work tirelessly to preserve and protect the natural resources of the Granite State. They are on call 24/7, responding to life and death situations in order to protect the public.

There's no such thing as "a regular day" at Denver's Planned Pethood Plus veterinary clinic. For 80,000-plus clients and their pets, the clinic and its maverick vet Dr. Jeff Young represent one last hope, and possibly the difference, between life and death.

Follow Tia Torres, founder of Villalobos Rescue Center, and her family as they rehabilitate both felons and pit bulls who come together to rescue one another from their dim pasts, and bring new meaning to life.

This new Australian factual series captures the special relationship between the extraordinary animals and their passionate keepers, at one of the planet's largest and oldest zoos, spread across three stunning locations in Victoria.

Four eccentric but passionate investigators embark on one single-minded mission - to find the elusive Bigfoot. Watch as the team uncovers startling evidence of the mysterious and highly intelligent enigma both here and abroad.

Everything's bigger in Texas, including the job of Texas Game Wardens who protect the Lone Star State's natural resources and police its 27 million citizens. This elite force patrols and protects more than a quarter million square miles.

Venture to the most popular zoo in the UK -- the Chester Zoo.

Extreme angler Jeremy Wade is on the hunt for fish with a taste for human flesh. This rip-roaring ride mixes action and adventure with mysteries, edge-of-the-seat chase and a battle of wills between man and nature.

The conflict between predator and prey may appear simply as a duel, but the environment is a factor that often determines who lives and who dies. The many backdrops that stage these wildlife contests around the globe are examined.

Witness the miracle of cute, from a kitten's first tentative steps, to a puppy's first call to the wild. The first few months of their lives are an adorable adventure. These furry friends are simply too loveable, too curious, too cute!

We follow three vets and their families as they begin new lives and careers in Houston. It's a big move to a big state, but they dream big, and they're determined to make this work -- for their families, and for the animals of Houston.

Follow up with some of the adorable dogs from season one, now that they're settled into their forever homes. See what life is like today and how their forever families handle their unique needs.