Published in The Auk, in 1905, in volume 22, pages 330-331
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Published in Raptor Research, in 1972, in volume 6, issue 1, pages 11-15
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Published in The Auk, in 1904, in volume 21, pages 403
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Published in The Auk, in 1902, in volume 19, pages 107
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Published in The Auk, in 1899, in volume 16, pages 296
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Published in The Auk, in 1911, in volume 28, pages 501
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Published in Entomological News, in 1987, in volume 98, pages 224-229
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Published in Rhodora, in 1927, in volume 29, issue 339, pages 33-36
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Published in Raptor Research, in 1973, in volume 7, issue 3/4, pages 78-96
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Published in Pan-Pacific Entomologist, in 1990, in volume 66, issue 4, pages 301-306
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Published in The Auk, in 1912, in volume 29, pages 261
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Published in The Auk, in 1907, in volume 24, pages 106-107
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Published in Madroño, in 2009, in volume 56, pages 127-129
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Published in Madroño, in 1985, in volume 32, issue 2, pages 102-105
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Published in The Auk, in 1898, in volume 15, pages 115-122
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Published in Madroño, in 2004, in volume 51, issue 4, pages 384-386
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Published in The Auk, in 1899, in volume 16, pages 25-31
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Published in The Auk, in 1904, in volume 21, pages 80
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Published in The Auk, in 1915, in volume 32, pages 267
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Published in Journal of Mammalogy, in 1922, in volume 3, pages 254-258
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Published in The Auk, in 1898, in volume 15, pages 155-161
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Published in The Auk, in 1901, in volume 18, pages 46-49
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Published in Proceedings of the Entomological Society of Washington, in 1987, in volume 89, pages 51-56
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Published in The Auk, in 1889, in volume 6, pages 61-63
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Published in The Auk, in 1898, in volume 15, pages 217-223
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Published in Pan-Pacific Entomologist, in 1983, in volume 59, issue 1-4, pages 64-77
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Published in Proceedings of The Royal Society of Victoria, in 2003, in volume 115, issue 1/2, pages 45-54
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Published in The Auk, in 1907, in volume 24, pages 99-100
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Published in The Auk, in 1884, in volume 1, pages 76-81
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Published in The Auk, in 1884, in volume 1, pages 202-203
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Published in The Auk, in 1902, in volume 19, pages 386-391
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Published in The Auk, in 1917, in volume 34, pages 507
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Published in The Auk, in 1884, in volume 1, pages 218-221
Created: 2013-03-08, modified: 2013-03-08
HUNTING RANGE AND STRATEGIES IN A TUNDRA BREEDING PEREGRINE AND GYRFALCON OBSERVED FROM A HELICOPTER
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 49-62
Created: 2017-04-07, modified: 2017-04-07
Published in Journal of Raptor Research, in 1999, in volume 33, issue 2, pages 164-167
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Published in Rhodora, in 1993, in volume 95, issue 883-84, pages 197-213
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Published in Proceedings of The Biological Society of Washington, in 1909, in volume 22, pages 49-50
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Published in Proceedings of The Biological Society of Washington, in 1926, in volume 39, pages 105-107
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Published in The Auk, in 1894, in volume 11, pages 39-45
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Published in The Auk, in 1884, in volume 1, pages 165-166
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Published in Jour Washington Acad Sci, in 1931, in volume 21, pages 482-483
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Published in The Wilson Bulletin, in 1922, in volume 34, issue 1, pages 48
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Published in Pan-Pacific Entomologist, in 1960, in volume 36, pages 178
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Published in Phytologia, in 1981, in volume 47, issue 5, pages 365-367
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Published in Richardiana, in 2009, in volume 10, issue 1, pages 32-41
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Published in Richardiana, in 2010, in volume 10, issue 3, pages 151-160
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Published in Richardiana, in 2012, in volume 12, issue 2, pages 92-97
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Published in Proceedings of The Biological Society of Washington, in 1904, in volume 17, pages 147-150
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1907, in volume 20, pages 81-84
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1910, in volume 23, pages 103-104
Created: 2011-07-31, modified: 2021-04-05