These are the rarest animals on Earth creatures so elusive, so endangered, that most people don’t even know they exist. From ...

Talk about a lonely hearts club. An unnamed woman from Guadeloupe has the rarest blood type on earth, to the extent that she’s only compatible with herself.

What started off as a seedling of an idea to photograph the endangered Sierra Nevada red fox turned into a three-year-long ...

Explore the fascinating world of sea monsters and the largest animals on Earth in this video. Delve into the mysteries of giant squids and other incredible creatures, along with astonishing ...

Step aside A, B, and O—there’s a new player in town. Scientists in France have just reported the discovery of a novel, rare ...

Randy Robbins, a California-based wildlife photographer, said his camera captured rare footage of the "highly threatened" ...