Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues ...
Like all arthropods, crabs must shed their tough exoskeleton to grow to a larger size. The video from the Shape of Life ...
Sea turtle shells record life history layer by layer over many years, clearly revealing diet, stress, movement, and ocean ...
Hermit crabs are fascinating. Not only do these crustaceans often grow into massive creatures, but they also change shells throughout their lives. Their appearance can vary depending on the size and ...
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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