Female hippos have a gestation period of 8 months and only give birth to one at a time. I want a hippopotamus for Christmas shirt At birth, the young weigh from 23 to 50 kg. For the first eight months, the mother breastfeeds while her mother is on land, or swims with her mother under water to feed.
When it dives, they can close their nose and ears to prevent water. All hippos have this ability. Hippos also have a membrane that protects their eyes while underwater. At 5 to 7 years old, the hippopotamus has completely grown. The average life span of a hippopotamus is 36 years.