Omaha's Henry Doorly Zoo and Aquarium announced that Ruby the Bornean orangutan is now in the "birth watch" stage of her ...

Nature is full of surprises, but few are as fascinating as hybrid animals, creatures born from crossing two different species ...

There’s nothing tiny about a baby giraffe. Standing about six feet tall and weighing around 150 pounds at birth, a newborn ...

Wildebeest migration, calving, and grazing help the Serengeti soil store thousands of pounds of carbon dioxide per acre.

Greenland's only US military base is (quietly) getting a massive upgrade Ashley St. Clair, mother of one of Elon Musk's ...

Finding a mate is hard in the animal kingdom! As these strangest animal mating rituals show, it sometimes gets even more ...

Discover the bizarre facts and fiction about the Virginia opossum's incredible symmetrical reproductive system.