They found that sea slugs use bold visual signals like brightly colored spots, thick stripes, or enhanced body outlines to ...

The sea pig was among the most bizarre-looking. While these poisonous sea cucumbers aren’t biologically related to the livestock, they share the same name because of their similarly soft ...

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 ...

The March incident highlights an ongoing deadly outbreak as a neurotoxin ravages wildlife in Southern California.

Dog owners should make sure that their pets don’t chomp on the dried-out jellies. The poisonous sea creatures won’t permanently damage dogs who eat them, but they can cause nasty side effects ...

Also known as the red devil, the Humboldt squid is a powerful animal, and not even a suit of chainmail can withstand its raw ...

Getting too close not only can be dangerous for people and their pets but also cause sick animals more stress. The sea lions also can act aggressively or may return to the ocean when they need to ...

Some surfers in Newport Beach had to cut and run after they were chased by a sea lion that may have been suffering from the ...