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Any of various diving ducks of the genera Mergus or Lophodytes, which feed on fish and have a sharply serrated bill.

Red-breasted merganser (Mergus serrator)

Any of various diving ducks of the genera Mergus or Lophodytes, which feed on fish and have a sharply serrated bill.

Common merganser – Male – Female – Mergus merganser – Linnaeus, 1758 – Three subspecies – M. m. merganser – Linnaeus, 1758 – M. m. orientalis – Gould, 1845 – M. m. americanus – Cassin, 1852 – Europe, northern and central Asia, and North America – Size: – Habitat: – Diet: – LC.

Any of various diving ducks of the genera Mergus or Lophodytes, which feed on fish and have a sharply serrated bill.

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