Captive Pygmy Hippopotamus (Choeropsis liberiensis) http://travel.mongabay.com/kenya/600/kenya_4109.jpgCaptive Pygmy Hippopotamus (Choeropsis liberiensis) Captive Pygmy Hippopotamus (Choeropsis liberiensis) p18633p Captive Pygmy Hippopotamus (Choeropsis liberiensis ) | | | | | | p18633p