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

DENVER — A beloved sea lion known for picking Broncos games for 9NEWS has passed away. Denver Zoo Conservation Alliance announced on Facebook Friday that Nick, an 18-year-old California sea lion, died ...

Add Yahoo as a preferred source to see more of our stories on Google. Winnipeg had lived at Colchester Zoo since 2003 [Colchester Zoological Society] Animal keepers have paid tribute to a sea lion who ...

HOUSTON (KTRK) -- It's a girl! The Houston Zoo is celebrating their healthy new female seal lion pup, who is bonding with her mother. Zookeepers confirmed parents Kamia and Jonah are the parents of ...

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

A sea lion from the Denver Zoo died in Washington, D.C. this week while waiting for a new habitat. Nick has been staying at the Smithsonian's National Zoo and Conservation Biology Institute in ...

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 ...

BROOKFIELD, Ill. -- Two California sea lion pups were born at the Brookfield Zoo in June. Their births were the first for this species at Brookfield in nearly 30 years, Chicago Zoological Society ...

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 ...

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 ...