Snakes evolved from burrowing ancestor, new data suggest

Serpents did not descend from marine reptiles

Ptyas mucosa fossil

SEE-THROUGH SKULL  X-ray scans of the skulls of lizards and snakes, including Ptyas mucosa, the oriental rat snake, reveal clues that today’s snakes descended from burrowers.

H. Yi

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 Animals

From the Nature Index

Paid Content