Northern Pintail (Anas acuta)Northern Pintail (Anas acuta) maleNorthern Pintail (Anas acuta) maleNorthern Pintail (Anas acuta) male and femaleNorthern Pintail (Anas acuta) maleNorthern Pintail (Anas acuta) maleNorthern Pintail (Anas acuta) male