The Hippopotamus a massive, semi-aquatic mammal with a mass of up to 2, 5 tonnes. The Hippopotamus is typically a slate brown colour to muddy brown, with purplish hues often visible. A massive animal, it measures 1500mm in height at the shoulder and has a length of 4310-5160 mm, of which about 560mm is tail. The eyes and nostrils protrude, allowing the animal to see and breathe while otherwise submerged in the water.

A Hippo's teeth are shown in yawning to warn potential competitors and are used for self defense from each other or enemies. The teeth are the hippo’s most valuable weapon and can bite a medium-sized crocodile in half