Animals | Animal Facts

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

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What is the biggest animal ever to exist on Earth?

What is the biggest animal ever to exist on Earth? The largest animal that is currently living on the planet is the blue whale, but was it the largest animal to have ever existed in history? Find out the answer in this article.


Is hippo milk really pink?

Is hippo milk really pink?

It would be pretty awesome if hippo moms produced strawberry colored milk, but it's just a myth. Learn why hippo milk isn't pink at HowStuffWorks. See more »

Do rabbits really go crazy in March?

Do rabbits really go crazy in March?

Rabbits can be fluffy bundles of laziness or superbly rambunctious. Learn if rabbits really go crazy in March at HowStuffWorks. See more »

Has a whale ever swallowed someone alive?

Has a whale ever swallowed someone alive?

Most whales are very different from the ones depicted in fiction. Learn if a whale has ever swallowed someone alive at HowStuffWorks. See more »

Are there really elephant graveyards?

Are there really elephant graveyards?

The elephant graveyard lends an air of romance and mystery to the animal, but are they real? Learn more about elephant graveyards at HowStuffWorks. See more »

Are dogs colorblind?

Are dogs colorblind?

Your dog sees the world in color, not in black and white. Learn more about dogs and their colorblindness at HowStuffWorks. See more »

Can animals count?

Can animals count?

Pet owners love to brag about their companions, but can they count? Learn more about animals' ability to count at HowStuffWorks. See more »

Can animals understand human language?

Can animals understand human language?

Many humans are sure their pets understand a variety of commands. Learn if animals can really understand human language at HowStuffWorks. See more »

Can snakes really come up a toilet pipe?

Can snakes really come up a toilet pipe?

Snakes are known to hide out in unexpected places. How can snakes come up toilet pipe? Learn more about snakes in toilet pipes at HowStuffWorks. See more »

Do mice really love cheese?

Do mice really love cheese?

If you're plagued by rodents, the only sure way to catch them, right? Learn if mice really love cheese at HowStuffWorks. See more »

10 Cretaceous Animals That Weren’t Dinosaurs

10 Cretaceous Animals That Weren’t Dinosaurs

Not all Cretaceous animals were dinosaurs. See 10 other animals in the Cretaceous period that roamed the Earth. See more »