At 5 days old, the newborn had a neonatal exam and she weighed 15 pounds. Fully grown pygmy hippos can weigh up to 600 pounds, the zoo said. According to the zoo, the pygmy hippo is an endangered ...

Officials said that fully grown pygmy hippos can weigh up to 600 pounds (270 kilograms). According to the Richmond-area zoo, pygmy hippos are an endangered West African species, and only 2,500 ...