Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues ...
Sea turtle shells record life history layer by layer over many years, clearly revealing diet, stress, movement, and ocean ...
Like all arthropods, crabs must shed their tough exoskeleton to grow to a larger size. The video from the Shape of Life ...
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 ...
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