Most marine animals form their shells from calcium carbonate, which is a tough mineral also found in limestone. Some sponges ...
Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or ...
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, ...
The sea creature arrived at San Diego's Birch Aquarium in 2014 Ingrid Vasquez is a Digital News Writer at PEOPLE. She graduated from The University of Texas at Austin with a Bachelor in Journalism.
Oceans are nature's beauties best left untouched, especially the shores. The shores, dusted in powdery Sun-baked sand, are often dotted with dry dunes, rocky cliffs, and clusters of pebbles slick with ...