"What's cool about this is that she'll forever be 10 years old ... and Mathilda, however old she was, she's back with us." ...

The Oklahoma City Zoo unveiled a statue commemorating Gayla Peevey, the singer behind “I Want a Hippopotamus for Christmas,” ...

Oklahoma City Zoo will unveil a new statue honoring Gayla Peavey, the local singer behind "I Want a Hippopotamus for ...

The OKC Zoo dedicates its new bronze art installation "Gayla’s Hippo Hero," which celebrates the connection between the zoo ...

The Oklahoma City zoo creates a bronze statue for child star Gayla Peevey known for the iconic 1953 Christmas song "I want a ...

Thousands of fans gathered at Thailand's Khao Kheow Open Zoo Thursday to celebrate the first birthday of Moo Deng, the viral ...

Tanganyika Wildlife Park recently welcomed a new addition to its family, enhancing the pygmy hippopotamus population.

In 1945, a book about a family of trolls forced to find a new home—in a dark unknown forest with a terrifying serpent—after theirs is washed away, was quietly published in Finland to little fanfare.

The Richmond Metro Zoo announced on Dec. 24 the birth of a baby pygmy hippopotamus at their facility. The baby was born on Dec. 9 and is the third calf for the pygmy hippo parents Iris and Corwin.

A New Jersey mother of three was crushed to death by a hippopotamus on safari in Africa, according to a lawsuit by her widower blaming the US-based tour operator for failing to warn of the danger.

On Dec. 9, just two weeks before Christmas, a baby pygmy hippo was born at the zoo in Richmond, Virginia. Now, you can vote to help decide her name.