Animal Facts

Learn about some of the strange and unusual facts and terms in the animal kingdom.


Should Other Animals Have the Same Rights (and Responsibilities) As Humans?

Will we witness personhood for other animals in our lifetime? It's not out of the question, thanks to a recent court decision.

9 Times Interspecies Friendship Worked Out OK

In times of strife and conflict, it's good to remember that differences are OK. Here's a dose of adorable: nine interspecies interactions that didn't end up in a meal.

10 Weird Ways Organisms Reproduce

No matter what your imagination can cook up, real life is weirder. Whether it's parasitic wasps or super-controlling ferns, reproduction can be mysterious, gross or even scary.

Did a Russian lake flash-freeze a herd of horses?

Picture a herd of hundreds of horses fleeing a burning forest and running headlong into a wintery lake, which quickly flash-freezes the whole lot of them. Sounds pretty gruesome — and flat-out unbelievable. But did it actually happen? Could it?

Do animals laugh?

Researchers have investigated whether animals are capable of making a unique sound in response to joy.

What's the largest land animal of all time?

Just how big do animals come? Dive backward through time and the fossil record in search of the most colossal member of kingdom Animalia.

How Animal Imprinting Works

Ever wonder why some birds end up following a mother of another species? It has a lot to do with who (or what) is around when they hatch. So maybe keep your distance the next time you spot a nest.

10 Insects We Love to Study

They're found in stupendous numbers, they don't take up much lab space and they have an awful lot to teach us about the world and its residents. Meet 10 of the insects we just can't stop studying.

10 Recent Breakthroughs in Marine Biology

Marine biologists have discovered a lot about the ocean's residents while you were busy dozing on the beach. We've dug up 10 of their coolest discoveries.

Is hippo milk really pink?

The pink hippo milk myth is the ultimate lesson for those who believe everything they read on the Web.