Hingemouth

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Hingemouth
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Gonorhynchiformes
Family: Phractolaemidae
Genus: Phractolaemus
Species: P. ansorgii
Binomial name
Phractolaemus ansorgii
Boulenger, 1901

The hingemouth, Phractolaemus ansorgii, is a small freshwater fish that is found only in west central Africa, the sole member of the family Phractolaemidae.

The mouth can extend like a small trunk, thus the name, and the swim bladder can function as a lung, allowing the hingemouth to survive in oxygen-depleted environmnets.

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