The Milwaukee County Zoo has announced that longtime resident Patti, a river hippopotamus, was humanely euthanized on Sunday, ...

Patti was humanely euthanized on Sunday, Nov. 10. According to a statement from the zoo, 55-year-old Patti — who was ...

A holiday lights extravaganza is coming back to the Milwaukee County Zoo for the fourth year, with thousands of lights set up ...

Patti the river hippopotamus from the Milwaukee County Zoo has died. Zoo animal care specialists say she was humanely ...

The Milwaukee Zoo mourns the loss of Patti, the oldest hippo in U.S. zoos, who was known for her spirited personality.

The Milwaukee County Zoo steam locomotive engines have been a staple since the zoo’s inception. However, the attraction is no ...

The Milwaukee County Zoo has announced that longtime resident Patti, a river hippopotamus, was humanely euthanized on Sunday, ...

A river hippopotamus at the Milwaukee County Zoo was humanely euthanized on Sunday, Nov. 10. Patti marked her 55th birthday in February. She was born at the Dallas Zoo and arrived in Milwaukee in ...

Patti, the oldest living hippopotamus at an accredited zoo in the United States, has died. Patti had marked her 55th birthday ...