These six award-winning polar images reveal how Arctic wildlife survives at the coldest edge of the living world. Here’s a ...

How long do reindeer live? In the wild, reindeer typically live up to 15 years of age. However, domesticated reindeer that ...

A new study finds how monogamous humans are in the mammal family. In a list ranking the monogamy of mammals, humans stood at ...

A tourist in Colorado got a quick reminder about the dangers of getting too close to wildlife in a video posted to Instagram.

Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land.

Two years after his death, the resolutely private and enigmatic Paul Reubens (aka Pee Wee Herman) let fans into his life and ...

A variety of studies are showing that rough-and-tumble play is important for animals and kids alike.