OKLAHOMA CITY, Oklahoma -- Gayla Peevey had a big song on her hands when she was only 10 years old. "I Want a Hippopotamus for Christmas" blew up as soon as it was released on Columbia Records. Peevey ...

DENVER (KDVR) — The Denver Zoo Conservation Alliance is saying goodbye to its Nile hippopotamus, Mahali, as he moves to a wildlife preserve in Texas this fall. The zoo said the move is designed to ...