The "Greenest Zoo in America" is taking it one step further in its sustainability efforts with the Farm to Stable Program.

Francis and J.J. While checking out the exhibit, the best way to tell the two apart is to look at who is taller and a little rounder.

The Philadelphia Zoo has sprouted five massive plant displays of giant animals and insects. At the entrance is a huge ...

These projects have made certain areas of the zoo and its animals inaccessible to guests, including the giraffes and rhinos. The Tulsa Zoo has fencing up around the worksite for the William S.

“Mahali changed the way we think about caring for aging giraffes,” Rick Hester, the zoo’s animal behaviors curator, said. “It’s not often you have the opportunity to work with a male giraffe this old, ...