When scientists compared what California sea lions eat in the Channel Islands (U.S.) and the Gulf of California (Mexico), they expected to find a clear explanation for why populations were booming in ...

BROOKFIELD, Ill. -- Two California sea lion pups were born at the Brookfield Zoo in June. Their births were the first for this species at Brookfield in nearly 30 years, Chicago Zoological Society ...

Los Angeles — 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, ...

PORTLAND -- Investigators think the killers navigated tricky waters in a restricted area, knew how to drop the doors of two metal cages, and then began firing a high-powered rifle into six trapped sea ...

This spring, Southern California experienced one of the longest toxic algal blooms on record. It sickened at least 1,500 animals in the region and the Marine Mammal Care Center in San Pedro, Calif., ...

PORTLAND, Ore. — The battle between sea lions, salmon and fishermen has been going on for decades on the Columbia River, but tension is growing in Longview, where it appears hundreds of them have ...

The largest population of elephant seals in the world suffered massive mortality in 2023 from H5N1 bird flu infection. Animal experts fear for California's elephant seals.

A sea lion known for lounging near Petaluma’s Turning Basin was euthanized days after being rescued from a mall parking lot, following seizures linked to suspected toxic algae exposure. Lea el ...

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, ...