Threetooth puffer, Triodon macropterus, frontal view. Is the only living species in the genus. Other members of the family are known from fossils

- Image ID: MCWKFJ

Threetooth puffer, Triodon macropterus, frontal view. Is the only living species in the genus. Other members of the family are known from fossils

Paulo Oliveira / Alamy Stock Photo

Image ID: MCWKFJ