Slight purple iridescence of drake lesser scaup (Aythya affinis) shows as it swims on a prairie marsh. Lesser scaup are medium-sized diving ducks.

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Size: 4896px × 3264px
Location: Benton Lake NWR, Great Falls, MT
Photo credit: © Craig Larcom / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., affinis, anatidae, animalia, anseriformes, aves, aythya, benton, bird, bluebill, breeding, cascade, central, chordata, county, diving, drake, duck, iridescent, lake, lesser, male, montana, national, native, plumage, refuge, scaup, small, wildlife