Wildlife lover Ayse Genisel was delighted to spot a baby sea otter through her binoculars, but people trying to get too close ...

Sea lions do not often attack humans, but a slew of recent assaults points to an algae that scientists say is poisoning the animals — and making them more aggressive. This algae releases a neurotoxin ...

Along some 70 miles of Southern California coastline, usually curious and playful sea lions are attacking humans in the water. The animals are being poisoned by the ocean they live in, experts say, ...

An outbreak of kidney disease among sea lions could result in humans and pets getting ill. The Marine Mammal Center in Sausalito has responded to more than 200 sea lions that have shown symptoms, with ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to change behavior—and the danger it poses. Rescuers capture a sick sea lion in ...