In chimpanzee communities, strong social ties can be a matter of life and death not just for the adults who form them, but ...

Hippopotamuses are some of nature’s heavyweights. Their massive size and aggressive temperament have earned them a spot as ...

The Melbourne Zoo in Australia shares footage of the most adorable pygmy hippo taking its first swim in the big pool with its ...

The common hippo is native to the sub-Saharan regions of Africa. Baby hippos are undoubtedly some of the cutest semiaquatic ...

A six-year-old Thai boy with terminal cancer was able to meet the internet-famous pygmy hippo Moo Deng as his final wish.

Most common hippos give birth in water, but pygmy hippos also can give birth on land. Earlier this month, Poppy received her name from a poll of four options that generated more than 116,000 votes ...

Poppy, a pygmy hippo, was born at Metro Richmond Zoo in Virginia on Dec. 9. ... Poppy's birth was unique: It was Iris' first time giving birth in water, according to a news release.

Metro Richmond Zoo recently celebrated the birth of a pygmy hippo and held an online naming contest that drew more than 116,000 votes from 165 countries.

Common hippos usually give birth underwater, while pygmy hippo calves can be born on land or in water. The baby hippo arrived around 4:50 p.m., while Iris was laboring in the indoor pool, ...

Before Moo Deng, there was Fiona, the baby hippo born in January 2017 at the Cincinnati Zoo. She arrived six months premature at 29 pounds, well below healthy birth weight.

The hippo, born after a seven-month gestation, weighed 15 pounds at her neonatal exam administered five days after birth. Fully grown pygmy hippos can weigh up to 600 pounds, according to zoo ...