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, ...

Discover what’s inside a turtle shell, living bone fused to spine and ribs, packed with organs, muscles, and nerves that ...

Most marine animals form their shells from calcium carbonate, which is a tough mineral also found in limestone. Some sponges ...

Seashells tend to appear quietly. After the tide pulls back, they are just there, mixed into the sand, sometimes whole, sometimes worn thin. They do n.

Scientists found a tiny sea animal with a translucent shell under rocks in Japan and discovered a new species, a study said. Photo from Hiroshi Fukuda On a sandy coastline of Japan, a small and ...

The Atlantic giant cockle is one of the largest mollusks in the ocean. Read here to learn about them and their large tongue.

Around the deep-sea vents off the southern coast of Japan, a small, “glass”-like creature was discovered. Getty Images/iStockphoto Off the coast of Japan, thousands of feet below the surface, the ...