pygmy hippopotamus

noun

Definition of pygmy hippopotamus

  1. :  a small hippopotamus (Hexaprotodon liberiensis synonym Choeropsis liberiensis) of western Africa and especially Liberia that may reach a weight of nearly 600 pounds (270 kilograms) In addition to its smaller size, the pygmy hippopotamus differs from the common hippopotamus (Hippopotamus amphibius) in being nocturnal and less aquatic and in having a rounder head with the eyes set to the sides, less webbing between the toes, and only one pair of lower incisor teeth.

1874

First Known Use of pygmy hippopotamus

1874


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