Most sea creatures thrive when they aren't being weighed down by debris, allowing them to move and breathe more freely. But ...

It was submerged under a warm, shallow sea that was brimming with now-extinct creatures, from sharks and fish to marine lizards and cephalopods with coiled shells known as ammonites.

The green turtle is a large, weighty sea turtle with a wide, smooth carapace, or shell. It inhabits tropical and subtropical coastal waters around the world and has been observed clambering onto ...

Giant clams — the largest grow to a shell length of 54 inches and weigh nearly 500 pounds — live in coastal areas next to coral reefs in the Red Sea and the Indo-Pacific. Giant clams are generally ...

A government-funded study found that more than 90 percent of hermit crabs on Itu Aba Island (Taiping Island, 太平島) wore ...