How did the turtle get its shell?

A study of a 260-million-year-old fossil could help settle a debate about an evolutionary novelty.
A study of a 260-million-year-old fossil could help settle a debate about an evolutionary novelty.

This Turtle Had No Shell, but the First Toothless Beak - Field Museum

How Did the Turtle Get Its Shell?

A 'missing link' sheds light on mystery of turtle evolution

How the Turtle Got Its Shell - Read Aloud Flip-Along Picture Book

Sea Turtles Smithsonian Ocean

How the Turtle Got Its Shell

How the Turtle Got Its Shell: An African Tale (book and CD) (See-More's Workshop Series) - Robbins, Sandra: 9781882601400 - AbeBooks

Starfall Education Store - How the Turtle Cracked Its Shell

Could a turtle live outside its shell? - Mystery Science

Eastern box turtle Smithsonian's National Zoo and Conservation Biology Institute

How the Turtle Got Its Shell, With Apologies to Aesop, At the Smithsonian

Eons, How the Turtle Got Its Shell, Season 1, Episode 33