. The birds of Illinois and Wisconsin. Birds; Birds. 476 Field Museum of Natural History — Zoology, Vol. Gray Gyrfalcon. Mr. W. E. Snyder records the capture of a bird of this species (Auk, Vol. 22, T905, p. 413) in Wisconsin by Mr. Fred Dean, near "Skunk Island," on Nov. 27, 1904, and states that the specimen was examined by Prof. Robert Ridgway of the Smithsonian Institu- tion, who identified it as an immature Falco rusticolus. The above seems to be the only authentic record of the occurrence of a Gyrfalcon in Wisconsin, although Kumlien and Hollister write (Birds of Wisconsin
. The birds of Illinois and Wisconsin. Birds; Birds. 476 Field Museum of Natural History — Zoology, Vol. Gray Gyrfalcon. Mr. W. E. Snyder records the capture of a bird of this species (Auk, Vol. 22, T905, p. 413) in Wisconsin by Mr. Fred Dean, near "Skunk Island," on Nov. 27, 1904, and states that the specimen was examined by Prof. Robert Ridgway of the Smithsonian Institu- tion, who identified it as an immature Falco rusticolus. The above seems to be the only authentic record of the occurrence of a Gyrfalcon in Wisconsin, although Kumlien and Hollister write (Birds of Wisconsin, 1903, p. 132): "Some species of gyrfalcon has been credited to the fauna of Wisconsin in an early day, a thing by no means impossible or unlikely, but there is no actual record obtainable at ; It has not been observed in Illinois. W. W. Cooke records a specimen taken at Manhattan, Kansas, December i, 1880 (Bird Migr. Miss. Val., 1888, p. 118). Although, so far as known, the Gray Gyrfalcon is the only one which has been observed within our limits, it is not unlikely that other forms may occur, as the Gyrfalcon and Black Gyrfalcon have been. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cory, Charles B. (Charles Barney), 1857-1921. Chicago
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