Have you ever seen a blue sea creature like this one? The oceans of the world are home to some unusual creatures, and few ...

Hordes of bright blue, jellyfish-like sea creatures are washing up on beaches across California. As of Monday, thousands of the critters — called velella velella or by-the-wind sailors — have been ...

Blue, jellyfish-like creatures called Velella velella have been washing up along California’s coast recently, captivating Bay ...

While this blue sea creature appears to be writhing in pain, it’s actually just moving around. The cerata, or feather-like protrusions from the body, move easily and gracefully.