The Fiona phenomenon has captivated Cincinnati and animal lovers around the world Wednesday night, the baby hippo met the media in her outdoor enclosure in Hippo Cove. Fiona certainly didn’t shy away ...

PHILADELPHIA (CBS) -- There was a big splash for the birthday girl at Adventure Aquarium in Camden. Hundreds of people attended the party Friday for Button the Hippopotamus. Keepers set up two cakes ...

San Antonio's newest kid hippo took his first dip into life at the zoo, hopping into the water at the Africa Live! exhibit Tuesday morning. The swim marked the hippo's inaugural visit to his exhibit ...

An adorable baby pygmy hippo at the Metro Richmond Zoo in Moseley, Virginia, had its first swim accompanied by its mom after the water level was lowered for the little hippo’s swim debut, footage ...

You'd have a surprisingly difficult time seeing the pink hippopotamus from the road. But it's there, peeking out from the Musconetcong River, watching with long lashes and a sly grin as drivers pass ...

Obi, a pygmy hippo born at the Melbourne Zoo in Australia in May, became the first member of his species to be born at the zoo. Not even a month old, Obi was ready to have his first swimming lesson ...

At somewhere north of 3,800 pounds, Otis the hippo is already a big man on the San Diego Zoo campus. But for a few moments in 2010, Otis was huge. That was the year zoo visitors Jay and Lauren Parker ...