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Hippopotamus - Wikipedia
15 Hippopotamus Facts - Fact Animal
Hippopotamus | Size, Diet, Habitat, Evolution, & Images | Britannica
Hippopotamus, facts and photos - National Geographic
Hippo | Amazing Animals - YouTube
Hippopotamus - National Geographic Kids
Hippopotamus: Habitat, Behavior and Diet - ThoughtCo
Hippopotamus | Species | WWF - World Wildlife Fund
Hippopotamus - Description, Habitat, Image, Diet, and …
Common Hippo - Facts, Diet, Habitat & Pictures on Animalia.bio