The Denver Zoo cut water use by more than half in a few years, with advanced water filtration and irrigation tech. It also is ...

Getting your Trinity Audio player ready... Mahali, the Denver Zoo’s beloved Nile hippopotamus, will stay in the Mile High City a little longer than expected. Zoo officials in July announced that the ...

DENVER — A fixture at the Denver Zoo is leaving the Mile High City. The Denver Zoo Conservation Alliance announced Thursday that Mahali, a Nile hippopotamus, will be moving this fall to a three-acre ...

DENVER — Denver Zoo Conservation Alliance said this week that its beloved hippos' scheduled transfer to a different state this fall has been postponed. In July, the zoo announced Mahali, its Nile ...

Cheyenne Mountain Zoo has announced the gender of its four-week old hippopotamus. First-time Nile hippo father Biko smashed a watermelon with the insides dyed blue (with animal-safe food coloring) to ...