Hippos have self-sharpening teeth which are used for both chewing and combat. On average, hippos have 36 teeth; their molars do the hard work of grinding down the 40kg of plant material they consume each day. This hippo is getting a thorough dental hygien

Hippos have self-sharpening teeth which are used for both chewing and combat. On average, hippos have 36 teeth; their molars do the hard work of grinding down the 40kg of plant material they consume each day. This hippo is getting a thorough dental hygien