Query: Hippopotamuses
Relevant documents:
Hippopotamus
Pygmy hippopotamus
Malagasy hippopotamus
Hippopotamus madagascariensis
Hippopotamus laloumena
Hippopotamidae
Hippopotamus (genus)
Hexaprotodon
Saotherium
Hippopotamus gorgops
Kenyapotamus
Cyprus dwarf hippopotamus
Hippopotamus antiquus
Hippopotamus melitensis
Hippopotamus pentlandi
Archaeopotamus
Hippopotamus creutzburgi
Hippopotamus behemoth