0   Taxonomy Kingdom: Animalia Phylum: Chordata Class: Actinopterygii Order: Osteoglossiformes Family: Arapaimidae Genus: Arapaima Species: Arapaima gigas 0   Name Scientific name: Arapaima Common name: Pirarucu in Brazil, paiche in Peru. Physical Features The arapaima is the largest freshwater fish. They have a large and wide mouth with a toothed tongue which is a characteristic of […]

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