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

Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues about diet, movement, and ocean change over time.

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 ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...

One of the most telltale features of a turtle is its protective shell, and regardless of the species, most turtle shells are discernably similar. Despite what you might see on cartoons, a turtle’s ...