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

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 ...

Colchester Zoo staff have paid tribute after two much-loved sea lions were put to sleep. Colchester Zoo said sea lions Sydney ...

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 ...

More than 5,000 Minnesota K - 12 students used STEM skills to design new habitats and enhancements for Minnesota Zoo's five California sea lions. The best ideas are being displayed and presented ...

SAN DIEGO (FOX 5/KUSI) — A dramatic wildlife rescue — captured by drone — is highlighting both the power of teamwork and the dangers of ocean plastic pollution. A near-threatened Steller’s sea lion ...

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 ...

Construction has begun to convert the former Sea Lion Sound Exhibit at Turtle Back Zoo into a new island habitat for endangered lemurs. The $3.9 million project aims to create a “dynamic centerpiece ...

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 ...