Recently, they took a DNA test and found out the mammal is actually a female ... they took the hippo in, Mexico zoo officials and transfer documents all indicated it was a male, the Tennoji ...

The hippo’s male moniker was chosen through a public ... that a 21-month-old lion named Clay was male when it was actually female, Tokyo Weekender reported. The zoo realized its mistake when ...

Iris and a male hippo named Corwin have had three female offspring together in the past four and a half years, including the newborn hippo. The baby hippo is the second calf born just before the ...

A grown pygmy hippopotamus can weigh between 400 to 600 pounds, while larger, fully-grown hippos can weigh up to 9,920 pounds and 3,000 pounds, depending if they’re male or female. The zoo ...

A Virginia zoo got a hippopotamus for Christmas because only a hippopotamus would do. A female pygmy hippopotamus calf was born at the Metro Richmond Zoo in early December, marking the third calf ...

Born in December, the hippo was named Mikolas and joined two female and one male pygmy hippos in the Dvur Kralove Zoo about 75 miles east of Prague, said Helena Hubackova, a spokeswoman for the park.