Latest articles by Julio Lacerda

Prehistoric fossils discovered in China show that tiny creatures resembling moles and monkeys lived in trees and below ground as dinosaurs roamed the earth.

Hearing underwater and through air require very different ear structures. Modern lungfish and salamanders can show us how our first land-living ancestors managed the transition 300 million years ago.

When we think of rodents, small animals come to mind. But the biggest rodent ever was the size of a buffalo and used its teeth like an elephant.