Black-tailed
Gull
Fig 1) This bird is among Ring-billed Gulls. Note the dark mantle, long bill, very long wings, and lack of white spots in the primaries. Aug 7, 2003, Chicago, IL. Photo courtesy of Kanae Hirabayashi; copyright 2003.
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adult Black-tailed Gull |
Fig 1) This bird is among Ring-billed Gulls. Note the dark mantle, long bill, very long wings, and lack of white spots in the primaries. Aug 7, 2003, Chicago, IL. Photo courtesy of Kanae Hirabayashi; copyright 2003. |
Fig 2) The same bird as above. Again note the very long bill.
Aug 7, 2003, Chicago, IL.
Photo courtesy of Kanae Hirabayashi; copyright 2003.
Fig 3) Note the size of the black tail band and the size
of the terminal white band; also, the lack of mirrors on primaries.
Photo courtesy of Angus Wilson, copyright 1998.