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

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

A marine mammal nonprofit has assessed more than 200 sea lions and 10 dolphins apparently sickened with domoic acid poisoning ...

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

Domoic acid poisoning is stranding marine mammals as warnings are issued to beachgoers of the threat posed by animals that ...

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