Morro Bay’s sheltered harbor and nearby kelp forests provide otters with safety, food, and the perfect environment to thrive.

Watch this clever sea otter trade its prized sea pebble for a fish, then read all about how clever these creatures are.

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...

An avian flu outbreak at California's Año Nuevo State Park is spreading across the Central Coast, infecting elephant seals, a ...

Following news this week of a southern sea otter's death from avian flu, experts are now saying the disease's outbreak has infected more species of marine mammals along the San Mateo County coast.

The sightings were the first reports of the animals in Santa Cruz since an outbreak of highly pathogenic avian influenza began in a colony of elephant seals at Año Nuevo State Beach.

The Marine Mammal Center received multiple reports of a northern elephant seal pup on two different Santa Cruz beaches ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the California coast, the disease has spread to other marine mammals, researchers ...

Scientists estimate more than 60 marine mammals may have been infected by the virus.

Wildlife authorities confirmed Thursday that nine more elephant seals, a sea lion and an otter have died from bird flu at Ano ...

Sea otters are among the few marine mammals capable of hunting octopuses hidden within rocky reefs. These encounters often become intense underwater struggles as octopuses rely on camouflage, ...

The cluster of infections appears confined to an area of San Mateo County, and no cases have been detected at Point Reyes National Seashore.