Footprints could push back tetrapod origins | Science News

ADVERTISEMENT

MISSION CRITICAL

Support credible science journalism.

Subscribe to Science News today.


News

Footprints could push back tetrapod origins

Newly discovered trackways much older than previous evidence for sea-to-land transition

By
2:07pm, January 6, 2010

Fossilized footprints found in an abandoned quarry in Poland hint that four-limbed creatures called tetrapods evolved much earlier and in a radically different environment than previously thought.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News