Birds of Napa

Ring-necked Duck 1
Aythya collaris
Greater Scaup
Aythya marila
Lesser Scaup 2
Aythya affinis
Canvasback 3
Aythya valisineria

Edited by Eric Nightingale, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Rick Leche, some rights reserved (CC BY-NC-ND)
  • 2. (c) Paul Sullivan, some rights reserved (CC BY-ND)
  • 3. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)

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