Throwing bones to alligators for science shows that alligators are surprisingly violent feeders.

Bitten Bones Show Alligators are Rough Feeders

Cougars are Ice Age mammals. Why did they survive while sabercats and the American lion perished?

How Cougars Survived the Ice Age

Some birds can make tools and some crocodiles can use tools. What does this mean for extinct dinosaurs?

What Do Croc Tools Mean for Dinosaur Innovation?

Seeing stars... How seastars find their way home.

Starfish Spot the Way Home with Eyes on Their Arms

Alligators eat fruit. Hippos chew on impala. T. rex was both hunter and scavenger.

Looking Nature in the Mouth

What you, lemurs, kangaroos, and rodents have in common. (Hint: It's at the bottom of your skull.)

The Way You Walk is Tied to a Hole in Your Skull

A new study seems to indicate that dolphins are not as intelligent as we thought. Maybe.

Dophins Are Not Intelligent: We Got Deceived by the "Permanent Smile"

You may have heard of the penis bone, the baculum. But did you know many female mammal species have a clitoral bone?

A Long-Lost Bone

A new, carnivorous mammal, the olinguito, has been discovered. Well, sort of... 'cause it's not really new, per sé.

For the First Time in 35 Years, A New Carnivorous Mammal Species is Discovered in the Western Hemisphere

New Mammal Species Discovered: A Raccoon-Sized Mammal with Teddy Bear Looks

Alligators and crocodiles not only eat fruit, but they might be significant seed dispersers.

The Puzzle of the Frugivorous Crocs