There are 20 quadrillion ants on Earth —that’s 2.5 million ants for every human. Known ant species (members of the family ...

Mammal bones, especially skulls, are used for identification, and to work out the evolutionary history of each species. The jaws of a house cat are more lion- than wolf-like, for example. The teeth of ...

These slow-moving, eucalyptus-eating marsupials native to Australia are beloved for their sweet demeanors and distinctly non-human adorableness. However, koalas do share one feature in common with ...

These 20 weird but true animal facts will surprise you. Animals often capture our attention by being cute, but wildlife is just that – wild. In order to thrive in their often extremely challenging ...

If you've ever known the love of an animal, you know the feeling. It's playing a game of fetch with your dog when you're happy or cuddling with your cat when you're sad. It's a wet nose nuzzling your ...

Read on for some chilling curiosities from the creatures of the Smithsonian’s National Zoo and Conservation Biology Institute. Mike Bock Warning: The following animal facts are extremely creepy and ...