PITTSBURGH — A sea otter at the Pittsburgh Zoo has turned 20. On Friday, the zoo shared photos of Alki the otter celebrating his birthday. Marine mammal keepers set up special decorations to make sure ...

The Pittsburgh Zoo & PPG Aquarium reported Tuesday that its northern elephant seal, Coolio, died during a veterinary procedure. According to zoo officials, gross necropsy results indicated that 7-year ...

Add Yahoo as a preferred source to see more of our stories on Google. Events at the Pittsburgh Zoo were pushed back because of a water main break. The zoo closed early on Monday because of the break.

An animal rights group’s lawsuit against the Pittsburgh Zoo and Aquarium is moving forward.

Snowflake, the beloved polar bear at the Pittsburgh Zoo, celebrated her 30th birthday. The zoo says Snowflake, who is one of the oldest polar bears in human care in an accredited facility in the ...

In April, I visited the Pittsburgh Zoo & Aquarium and recorded hours of footage of the elephant paddock. With a mission for detecting abnormal signs and symptoms, what I found was deeply disturbing.

The Nonhuman Rights Project, a Washington, D.C.-based nonprofit, has filed a legal petition in Allegheny County, demanding the release of five elephants held at the Pittsburgh Zoo.

Having birthday celebrations is really more of a human thing, but where the Pittsburgh Zoo is concerned, that's not necessarily true — especially when it comes to celebrating an animal who has become ...