Life on Earth

Two Diamondback Terrapin turtles found in the Cedar Keys.

Best way to learn about island biology? Live on an island

Mud in your shoes and a squirming turtle in hand may not sound like a typical college class, but for students taking Island Biology, this was to be expected. Over the 10-day course, University of Florida and Santa Fe College undergraduates got a t...
grooming claw fossil and nail fossil atop human fingernail

Fossils show ancient primates had grooming claws as well as nails

Humans and other primates are outliers among mammals for having nails instead of claws. But how, when and why we transitioned from claws to nails has been an evolutionary head-scratcher. Now, new fossil evidence shows that ancient primates – inclu...