Humans aren't the only ones taking in the San Francisco sunshine ☀️ A Steller sea lion showed up Friday morning to the docks at Pier 39, making itself at home.

An avian flu outbreak, which killed several elephant seals at California’s Año Nuevo State Park last month, has spread to two other mammal species, according to researchers.

A Harbor seal was seen stranded on a Florida sandbar – a sighting the Hubbs SeaWorld institute is calling "extremely rare." ...

Two rehabilitated Florida manatees were returned to the wild March 11 following months of care and rehabilitation, according to Dolphin Research Center (DRC).

Sesame Workshop sues SeaWorld over unpaid Sesame Street royalties, alleging contract breaches, brand damage, and escalating ...

A sea lion rescued with a bullet behind its eye has been rehabilitated and released into the ocean after weeks of care at SeaWorld San Diego, park officials said.

The Ying Yang Twins' upcoming SeaWorld performance became the target of a coordinated email campaign from animal rights activists.

A rescued California sea lion that veterinarians later discovered had a bullet lodged in its head has been released back into ...

An emaciated harbor seal was spotted on a sandbar in Mosquito Lagoon, far south of its typical habitat. Harbor seal sightings in Florida are extremely rare, with only two other strandings reported in ...

After embarking on a long journey aboard a cargo ship, a "sly as a fox" stowaway is now calling the Bronx home. Discovered on a ship arriving at the Port of New York & New Jersey from Southampton, ...

March 9 marked a rare occurrence when a harbor seal was seen on a sandbar south of the Ponce Inlet, but it wasn't the first time one of the creatures has visited Volusia County. In February 2006, ...