Turtles with shell-cracking jaws were far more likely to survive extinction due to their ability to be sustained on a restricted diet.

Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or treating them like clothing. Biology disagrees. A turtle shell is not an ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The broad-shelled river ...

Sea turtle shells record life history layer by layer over many years, clearly revealing diet, stress, movement, and ocean ...

Techniques developed to study the distant past—from dating ancient artifacts to reconstructing climate records in ice ...