Birds of Illinois

Trumpeter Swan 1
Cygnus buccinator
Tundra Swan 2
Cygnus columbianus
Mute Swan 3
Cygnus olor

Edited by Oliver Burrus, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) dnydick, some rights reserved (CC BY-NC), uploaded by dnydick
  • 2. (c) Chris Rohrer, some rights reserved (CC BY-NC), uploaded by Chris Rohrer
  • 3. (c) Bengt Nyman, some rights reserved (CC BY)

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