With dinosaurs out of the way, mammals had a chance to thrive

After the extinction event, a new crowd of animals had room to explore a reshaped world

mammal survivors

SURVIVAL OF THE SMALLEST  After a giant space rock hit the Earth 66 million years ago, life was no picnic. But some species managed to survive.

Douglas Henderson

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Paleontology

From the Nature Index

Paid Content