One was wearing a neck collar, but I couldn't figure out how to report it. The link from WDFW was broken.
Bufflehead, first winter male
Rio Grande Nature Center State Park, Albuquerque, New Mexico, USA. 25 Nov 2011.
Note the water drops on head.
Bosque del Apache NWR, Socorro Co., New Mexico, USA.
First pic includes Snow Geese also.
Light brown, mottled looking duck.
Sonny Bono National Wildlife Refuge, Imperial County, California
16 January 2012
South Fork Wildlife Area
Weldon, Kern County, California
14 April 2010
Bakersfield Waste Water Treatment Plant
Bakersfield, Kern County, CA
30 November 2012
Kern National Wildlife Refuge
Kern County, California
13 February 2011
Anseriformes is an order of birds. It comprises about 150 living species in three families: Anhimidae (the screamers), Anseranatidae (the Magpie Goose), and Anatidae, the largest family, which includes over 140 species of waterfowl, among them the ducks, geese, and swans.