Hippopotamus

The Hippopotamus (Hippopotamus amphibius) or Greek "ίππόποταμος" ("river horse") is a large, plant-eating African mammal, one of only two living and three (or four) recently extinct species in the family Hippopotamidae.

References

• {{Journal reference issue | Author=Saikawa Y, Hashimoto K, Nakata M, Yoshihara M, Nagai K, Ida M, Komiya T | Title=Pigment chemistry: the red sweat of the hippopotamus | Journal=Nature | Volume=429 | Issue=6990 | Year=2004 | Pages=363}} PMID 15164051