lunedì 16 novembre 2015

NYT Science: Jawbone in Rock May Clear Up a Mammal Family Mystery

Jawbone in Rock May Clear Up a Mammal Family Mystery
By KENNETH CHANG

Helped by CT scans and 3-D printing, researchers say a rodentlike creature that lived more than 200 million years ago belonged to an ancestral branch.

Published: November 17, 2015 at 06:00AM

via NYT Science http://ift.tt/20XtD4D