Hippos begin their lives underwater. After a gestation period of eight months, the mother hippo gives birth to usually one…
Hippopotamuses are a very old species, believed to be on Earth since 55 million years ago. Fossils have been found…
Hippos begin their lives underwater. After a gestation period of eight months, the mother hippo gives birth to usually one…
Hippopotamuses are a very old species, believed to be on Earth since 55 million years ago. Fossils have been found…