The natural world is full of amazing and surprising stories. In this fascinating two-disc set, National Geographic recounts some incredible, heartwarming, and occasionally hilarious pairings of creatures who have put aside their differences to establish very unusual friendships. Watch as a hippo and a tortoise become pals, a lioness ₁adopts₂ an Oryx calf and an elephant in a sanctuary decide her best friend is a dog.

Thieving macaques using psychology to pull off scams. Delinquent cockatoos vandalizing urban residences. Swaggering peacocks lying about their sexual exploits. These are nature's greatest rebels, succeeding by breaking all the rules. Despite how it appears on the surface, researchers are discovering the complex and fascinating science behind why these animals behave the way they do.

Episodes include: Dog genius; Creative dolphins; Octopus & cuttlefish; and Profile - Irene Pepperberg and her talking parrot, Alex.

Explores how animals understand the world around them through the eyes of three iconic creatures: dogs, birds, and dolphins. Examines how scientists are pushing the animal mind to its limits, and uncovers surprising similarities to, and differences from, the human mind.

Everyone's favorite ornery asthma-hound chihuahua Ren, and his overweight and under-brained feline companion, Stimpy, are a mismatch made in animation heaven! With opposite personalities and tempers, almost elastic body types, and an intense relationship, the lifelong friends set out on surreal, often gross journeys -- and their incredible knack for getting into trouble is boundless. Brace yourselves for the extreme and crazy world of Ren & Stimpy....

Yellowstone is home to North America's most iconic wildlife, and every year these animals must survive the Thaw-one of the harshest seasonal changes on Earth when temperatures can swing from minus 40°F in winter to almost 100°F in summer. Learn how animals cope with this range, and witness the impact on individual families of wolves, grizzly bears, beavers, and great gray owls.

Every year, millions of animals embark on epic journeys on an astonishing scale, crossing hostile landscapes, traveling hundreds of miles, overcoming fearsome obstacles, and facing intense dangers in a race to reach their destination. Follow caribou, elephants, and zebra on breathtaking wildlife adventures, journeying across hundreds of miles of Canadian arctic wilderness and African bush.