About Big Cat Tales: More from the Mara Region

Follow the death-defying exploits of Paul Bedard and Jimmy Riffle, two alligator trappers who risk injury and death to hand-capture alligators that have invaded the back yards, swimming pools, garages and bedrooms of Florida Everglades residents.

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.

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.

All across the globe, animals are struggling to survive due to drastic climate change, and the guide to survival in the animal kingdom is being rewritten.

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.

At Wild West Guns, Alaska's largest and most successful gun shop, owner Jim West and his team build weapons for every situation -- from everyday hunting to the unique demands of Alaskan life off-the-grid.

Throughout Washington State, the Department of Fish and Wildlife Police are protecting animals and citizens and busting criminals. Whether the officers are on land or water, they are ready and willing to risk their lives.

Dr. Dee: Alaska Vet follows veterinarian Dee Thornell as she treats everything from sled dogs to reindeer. Dr. Dee and her staff handle extreme cases and unique clients in the Alaskan frontier.

Basketball superstar and wildlife advocate Yao Ming travels to Africa to help spread awareness about the cruelty of poaching. Yao sees for himself the evidence of a losing battle, where Africa's giants are senselessly slain every day for their tusks.

Adventurers Eric Larsen and Ryan Waters race 500 miles unassisted across the Arctic Ocean as they battle weather, nature, climate change and their own fortitude in their attempt to reach the geographic North Pole in record time.

Giant Pandas are facing extinction, but in central China, two panda centers are embarking on a remarkable experiment to breed captive pandas in order to release them into the wild.

Adventurers, wildlife fanatics and good friends Rene and Wayne travel to Patagonia in search of a very special, unique puma. Encountering a host of other interesting critters along the way, they remain true to their quest of finding the elusive "No Tail."

Meet eccentric individuals and their unusual pets including a man whose lions are starting to outgrow their home, a Texan couple obsessed with the buffalo who roam their home, and an Internet sensation whose best friend is a polar bear.

Thirty years after the worst nuclear radiation catastrophe in history, 100 times the combined amount of the Hiroshima and Nagasaki bombs, two scientists have now been allowed total access to the area surrounding the infamous Chernobyl Nuclear Power Plant.

Highlighting both the controversial whaling trade and the tactics that Sea Shepherd and its staff and volunteers use to attempt to cripple it, Whale Wars documents the group's three-month sojourn across the icy Antarctic waters at the far end of the globe.

Toucan Nation is about Grecia, a colorful toucan whose story sparks international outrage after her beak is mutilated. Seeking to right a wrong and restore the toucan's beak, veterinarians and animal rescuers join forces with a team of 3D printers to build a prosthetic beak.