leads to the right lung, and a separate opening on the right lung leads to the left lung. Four pairs of gill arches are present.

Polypterids have a maximum body length ranging from 25 cm to over 100 cm depending on specific species and morphology.

Diet and traits

Polypterids are nocturnal and feed on small vertebrates, crustaceans, and insects. Their common aquarium diet includes bloodworms (Chironomidae larvae). Polypterids are known to have extraordinary olfactory ability. Polypterid

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