Animals that researchers call “supersucklers” come back to nurse even after they can hunt, mate and fend for themselves.

Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

PACIFIC GROVE, Calif. (KGO) -- California has the largest population of sea lions in the country and that is often on full display at San Francisco's Pier 39. That said, we've seen a number of sea ...

SALT LAKE CITY — Utah's Hogle Zoo announced on Friday the death of Diego, a California sea lion who made history as the biggest animal to get a CT scan at the University of Utah Hospital. Diego had ...