LifeGalapagos giant tortoise argument may threaten conservation efforts How many distinct species of Galapagos giant tortoises are there? The latest genetic study says at least five, disputing previous work, and the answer could have implications for their conservation News
LifeHow the turtle got its shell: Amazing fossils are solving the mystery 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 Features