How the turtle got its shell: Amazing fossils are solving the

For years, the oldest turtle fossils we could find had fully formed shells. Now, more primitive fossils are revealing the strange tale of how turtle shells evolved

Introduction to EVOLUTION - ppt download

How Turtles Got Their Shells: Fossil of Extinct South African Reptile

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

Turtles news, articles and features

It's turtles all the way down in the fossil record

Why Did Turtle Shells Evolve?

Riley Black, Page 3

How turtles got their shells and other evolutionary mysteries solved

How the turtle got its shell

Fossil turtle didn't have a shell yet, but had the first toothless turtle beak