It's a question visitors ask staff all the time at the Smithsonian's National Zoo's Bird House. The answer may surprise you!

A brand-new home for critically endangered pigs has opened to the public at Jersey Zoo. Durrell Conservation Wildlife Trust, which runs the site, said the new pig house was home to their Visayan ...

The new Houston Zoo exhibit "Jurassic Giants" will feature 60 new dinosaurs. (Courtesy Houston Zoo via Facebook) The Houston ...