The mother Iris gave birth to the female calf on Dec. 9 following a seven-month gestation, zoo officials said. The newborn, who has yet to be named, is the third calf for Iris and the father, Corwin. She was also the second calf to be born in December, according to the zoo.

The Metro Richmond Zoo in Virginia announced the newest addition to their animal family, a baby pygmy hippo, just in time for the holidays.