Months after a baby hippo was born at the Cincinnati Zoo, there's been some new developments at Hippo Cove.Officials with the Cincinnati Zoo posted to member Facebook pages saying hippos Fiona and ...

COLORADO SPRINGS, Colo. — One of Colorado's cutest animals is growing up. Omo, a 21-month-old hippopotamus at Cheyenne Mountain Zoo, will soon weigh more than 1,000 pounds. The Colorado Springs zoo ...

Fiona the hippo is all grown up. The almost-5-year-old Nile hippopotamus, once a mini heartthrob, now has long, jutting tusks – consistent with a hippo her age. Zoo officials say the tusks will never ...

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 ...

Baby hippo Moo Deng has been going viral for her many adorable videos online. Moo Deng is a pygmy hippo from the Thailand Zoo ...

Cheyenne Mountain Zoo welcomed throngs of visitors Wednesday to wish one very special hippo, Omo, a happy first birthday. The 500-pound hippo seemed to enjoy what zoo officials described as a capacity ...