Wild Animals

Dolphin returns to the ocean with a helping hand from humans

Beavers: 8 things to know about nature's most impressive landscape engineers

Hollywood chimp retires to Florida after 16 years in captivity

Watch these elaborate animal courtship rituals performed by humans

Shinda the gorilla surprises with 'miracle' baby

11 amazing antics of ants

Can you guess where these penguin species live?

15 things you didn't know about manatees

Fossils of North America's first known monkey species found

Abused circus tiger gets happy ending

9 illuminating facts about iguanas

Leopard cub demonstrates proper catnap technique