Lake Duck - Oxyura vittata

Length 1.1-1.5 ft (34.0-46.0 cm)
Clutch Size 3-5
Chicks at birth Precocial
IUCN Conservation Status Least Concern

The Lake Duck is also known as the Argentine Blue-bill, the Argentine Lake Duck or the Argentine Ruddy Duck. Lake Ducks are found in Argentina, Chile, Paraguay and Brazil. Ducks are one of the few birds that have a penis. Lake Ducks have the longest penis in relationship to their body length for all vertebrates.

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