Rosy-billed Pochard

ID Features: Males are unmistakable with a black head, back, and tail, white vent, gray sides, and a striking red bill with a swollen lump at the base. Females are dull brown with a dark bill, white belly, and white eyerings. Both sexes have striking white flight feathers. 
Habitat: Generally found in fresh and saline wetlands with abundant vegetation. 
Locations:   Argentina, Chile