Sea lions in Southern California waters had rarely posed a problem for beachgoers, surfers and swimmers, until now. Scientists say a naturally occurring bloom of toxic algae, a neurotoxin, ...

There’s growing concern over toxic algae blooms making sea lions dangerously aggressive while killing off other sea animals, ...

Phoebe Beltran was in the home stretch of her 1,000-yard swim when she suddenly felt an intense pain as the sea lion bit her ...

15-year-old Phoebe Beltran has several cuts on her right arm and was hospitalized following the confrontation with the animal ...

Once upon a time, these clever hunters would chew through nets to steal the bounty of fishermen. Experts celebrate the ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to ...

Researchers have successfully revived algae that remained dormant underneath sediment at the bottom of the Baltic Sea for ...

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

A man in Ventura, California, was recently arrested after he attacked a beached sea lion, as this post on Instagram showed.

Toxic algae off the coast of Southern California is killing or sickening hundreds of sea lions, dolphins and seabirds, while ...

In recent weeks, hundreds of sea lions, dolphins and other animals have turned up in the sand dead or seriously ill, alarming ...