Sea lions on the California coast are displaying strange behavior likely due to a harmful algae bloom impacting the region, ...

If you’ve ever seen a picture or video of sea otters floating on their backs, holding hands as they snooze, you’ve probably ...

Wrasse fish use hard surfaces as tools to crack open prey. This behavior shows flexible thinking and environmental awareness.

Off the coast of Brazil, a scuba diver captured something remarkable on video: a wrasse fish gripped a mollusk in its mouth, ...

MORE: Sea otters, once hunted to near extinction ... "This isn’t normal sea lion behavior -- it’s something darker, something dangerous," he wrote, saying he won't be surfing again "anytime ...

The rich resources of Pacific kelp forests helped humans populate the Americas. Now depleted by as much as 95 percent, they ...

UnCruise’s floating basecamps offer rare and intimate views of the state’s iconic animals, including whales, bears, salmon, ...

If you have, you probably thought you were looking at a pair of otters in love. While that’s a nice thought, there’s a more practical reason behind their handholding. Interestingly, this behavior is ...

With rugged beauty and consistent waves, Santa Cruz is a surfer’s paradise. Here’s where and when to get your board in the ocean, and how to respect the marine wildlife.