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 ...

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 ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the ...

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

Here's an unlikely friendship: Bosu the lion cub and Kappa, the small-clawed otter. The Zoological Wildlife Foundation posted a video of 1-year-old Kappa running around Bosu, who is 3.5-months-old. In ...

Following news this week of a southern sea otter's death from avian flu, experts are now saying the disease's outbreak has ...

Add Yahoo as a preferred source to see more of our stories on Google. Milwaukee County Zoo lions, tigers, and otters have gotten into the Valentine’s Day spirit with special treats and enrichment from ...

Millions of years ago, some prehistoric otters grew far larger than any species alive today. Fossils of the giant otter ...

The Department of Fish and Game (DFG) Wednesday reported a record number of shark-bitten sea otters in August along California's central coast. "Scientists collected 19 injured or dead otters with ...