The zoo says the sea lions reached an age where they potentially would be suffering.

This year’s challenge drew a record-breaking 5,000 students from 85 schools across Minnesota, the largest participation in ...

Animal keepers have paid tribute to a sea lion who has died more than two decades after she settled into her home at a zoo. Colchester Zoo said Winnipeg, a Patagonian sea lion who was about 25 years ...

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 ...

Bailey, who was 18, was a firm favourite with staff and visitors, the zoo says.

SALT LAKE CITY — Salt Lake City's Hogle Zoo is mourning the loss of Diego, one of its California sea lions, who died this week with a degenerative disc disease. Diego was diagnosed with the spinal ...

Eighty-five schools from across Minnesota took part in a contest where students brainstormed ideas to enrich the sea lions' lives at the Zoo.

CLEVELAND (WJW) — After more than four decades, the Cleveland Metroparks Zoo is preparing to say goodbye to its seal and sea lions. “This is a decision we made because we felt it was in the best ...

Colchester Zoo said sea lions Sydney and Milan were put down on Friday “in the interest of their welfare”.

Colchester Zoo has announced the "devastating loss" of its last two sea lions. Sydney and Milan died peacefully after being put to sleep on Friday. Both had reached a geriatric age and had been under ...