Have you ever seen a blue sea creature like this one? The oceans of the world are home to some unusual creatures, and few compare to the likes of this sea slug. So, let’s dive a little deeper ...

Credit: MediaNews Group/Orange County Register via Getty Images via Getty Images Rubbery blue sea creatures are washing up on California beaches by the thousands. The translucent blobs ...

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.