The following is an excerpt from Bite: An Incisive History of Teeth, from Hagfish to Humans by Bill Schutt. When you purchase products through the Bookshop.org link on this page, Science Friday earns ...

Noctilionoid bat species evolved wildly different faces as they adapted to exploit diverse food sources -- including insects, fruit, nectar, blood and fish. New research shows that those adaptations ...

Yes, that's right, contrary to myth, vampire bats don't suck blood. They lap it, like a dog or cat laps water. But first, they make a small cut with their razor-sharp teeth, so sharp, that they can ...

They don’t know it, but Darwin’s finches changed the world. These closely related species — native to the Galapagos Islands — each sport a uniquely shaped beak that matches their preferred diet.