How Turtles Got Their Shells (VIDEO)

Trending News Channel
Videos Highlighting The Latest Search Trends.
May 31 2013 2:58 PM

How Turtles Got Their Shells (VIDEO)

A fossil of the Eunotosaurus displays the earliest known stages of evolution that have led to the modern turtle, including nine broadened ribs and a lack of intercostal muscles.

  Slate Plus
Slate Picks
Dec. 19 2014 4:15 PM What Happened at Slate This Week? Staff writer Lily Hay Newman shares what stories intrigued her at the magazine this week.