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Ralph, an endangered 6 month old baby Pygmy hippopotamus and his mother, Chomel (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Ralph, an endangered 6 month old baby Pygmy hippopotamus and his mother, Chomel (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Ralph, an endangered 6 month old baby Pygmy hippopotamus (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Ralph, an endangered 6 month old baby Pygmy hippopotamus (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Ralph, an endangered 6 month old baby Pygmy hippopotamus and his mother, Chomel (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Ralph, an endangered 6 month old baby Pygmy hippopotamus and his mother, Chomel (Choeropsis liberiensis) at Omaha Henry Doorly Zoo.

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Pygmy hippo (Choeropsis liberiensis) at Tampa’s Lowry Park Zoo. Listed as endangered (IUCN)

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At dusk, a hippo stares down a remote camera placed at a favorite water hole in Queen Elizabeth National Park, Uganda.

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An endangered pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo.

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An endangered pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo.

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A pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo. Listed as endangered (IUCN)

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A pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo. Listed as endangered (IUCN)

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A pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo. Listed as endangered (IUCN)

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A pygmy hippopotamus (Choeropsis liberiensis) named Betty at the Omaha Zoo. Listed as endangered (IUCN)

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A hippopotamus (Hippopotamus amphibius) at the San Antonio Zoo. (IUCN: Vulnerable)

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A hippopotamus (Hippopotamus amphibius) at the San Antonio Zoo. (IUCN: Vulnerable)

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A hippopotamus (Hippopotamus amphibius) at the San Antonio Zoo. (IUCN: Vulnerable)

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A hippopotamus (Hippopotamus amphibius) at the San Antonio Zoo. (IUCN: Vulnerable) (Image ID: ANI059-00007)

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A hippopotamus’ rear end at the Sedgwick County Zoo.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

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