The jellyfishlike creatures, called Velella velella, emerged Sunday along Bolinas Beach in Marin County, a visitor told the ...

One of the strangest groups of creatures of all is ... There's the sea hare that's more of a tortoise at cruise speed; with an internal shell wrapped in soft undulations of tissue, they're bizarre ...

Stinging cells, produced by cnidarians such as jellyfish and anemones, are one of ocean creatures' most effective ... Nudibranchs, commonly known as sea slugs, are a group of shell-less marine ...

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 ...

While all other sea turtles have hard, bony shells, the inky-blue carapace of the leatherback is somewhat flexible and almost rubbery to the touch. Ridges along the carapace help give it a more ...

When the researchers put the deep-sea sediment through a screen and sifted the smaller rocks and sand, they found a fossilized whorled shell, according to the study. The sample ca ...