Slater Museum of Natural HistorySlater Museum of Natural History

Bonaparte's Gull


nonbreeding adult
Washington, March


nonbreeding adult
Washington, March


first winter
Florida, January


first winter
Washington, October


first winter
Washington, October


breeding adult
Alberta, July


first winter
Washington, October


nonbreeding adult
Washington, April


nonbreeding adult
Washington, April


nonbreeding adult (note wing molt)
Washington, August


nonbreeding adults
Washington, September


breeding adult (also Arctic Terns)
Manitoba, June