Although hippopotamuses cannot swim particularly well, they spend nearly all day in the water. They cannot simply drift along, because they're just too heavy. If they wish to cross a river, they allow themselves to sink to the bottom and walk along the river bed to the other shore. Features Premium Quality Motif: Hippopotamus Highly Detailed Great for Fun PlaytimeFun FactHippopotamuses can hold their breath underwater for up to 30 minutes.Scientific Facts Scientific Name: Hippopotamus Amphibius Global Home: Africa Primary Habitat: Wetlands