Authors: J S Kirkley

Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 82-86

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Authors: John S Kirkley | James A Gessaman

Published in The Wilson Bulletin, in 1990, in volume 102, issue 1, pages 71-83

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Authors: J S Wakeley

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Authors: S J Johnson

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Authors: J S Kirkley | M A Springer

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Authors: J P Delong | S W Hoffman

Published in Journal of Raptor Research, in 2004, in volume 38, issue 2, pages 163-168

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Authors: P H Bloom | S J Hawks

Published in Raptor Research, in 1983, in volume 17, issue 1, pages 9-14

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Authors: R N Smith | S H Anderson | S L Cain | J R Dunk

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Authors: S Brodeur | F Morneau | R Decarie | J J Negro | D M Bird

Published in Journal of Raptor Research, in 1994, in volume 28, issue 4, pages 259-262

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Authors: S W Hoffman | J C Bednarz | W R Deragon

Published in Journal of Raptor Research, in 1993, in volume 27, issue 1, pages 73

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Authors: J Heraty | D Hawks

Published in Entomological News, in 1998, in volume 109, pages 369-374

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Authors: S T Crocoll | J W Parker

Published in Journal of Raptor Research, in 1989, in volume 23, issue 4, pages 125-139

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Authors: J W Watson

Published in Raptor Research, in 1986, in volume 20, issue 1, pages 42-43

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Authors: S B Canavelli | M J Bechard | B Woodbridge | M N Kochert | J J Maceda | M E Zaccagnini

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Authors: S R Sheffield | N Jobe

Published in Journal of Raptor Research, in 1996, in volume 30, issue 1, pages 43-44

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Authors: P M Konrad | D S Gilmer

Published in Raptor Research, in 1986, in volume 20, issue 1, pages 35-38

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Authors: J C Franson | N J Thomas | M R Smith | A H Robbins | S Newman | P C Mccartin

Published in Journal of Raptor Research, in 1996, in volume 30, issue 1, pages 7-14

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Authors: Aaron M Haines | Mike J Mcgrady | Mark S Martell | B James Dayton | M Blake Henke | William S Seegar

Published in The Wilson Bulletin, in 2003, in volume 115, issue 2, pages 166-169

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Authors: C D Cheney | S B V Wall | R J Poehlmann

Published in Journal of Raptor Research, in 1987, in volume 21, issue 3, pages 103-110

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Authors: J K Schmutz

Published in Journal of Raptor Research, in 1992, in volume 26, issue 3, pages 124-135

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Authors: E M Martin | J L Ruos

Published in Raptor Research, in 1976, in volume 10, issue 3, pages 88

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Published in The Auk, in 1908, in volume 25, pages 82-84

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Authors: J B Platt

Published in Raptor Research, in 1973, in volume 7, issue 2, pages 63

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Authors: N Sureda | J J Keane

Published in Journal of Raptor Research, in 1996, in volume 30, issue 4, pages 247-248

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Authors: Charles R Keyes

Published in The Auk, in 1906, in volume 23, pages 99-100

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Authors: C Stuart Houston | J K Schmutz

Published in Journal of Raptor Research, in 1995, in volume 29, issue 3, pages 198-201

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Authors: C J Orde | B E Harrell

Published in Raptor Research, in 1979, in volume 11, issue 4, pages 82-85

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Authors: M S Quinn

Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 18-19

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Authors: S C Rottenborn

Published in Journal of Raptor Research, in 2000, in volume 34, issue 1, pages 18-25

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Authors: Clint W Boal | K S Hudelson | R W Mannan | T S Estabrook

Published in Journal of Raptor Research, in 1998, in volume 32, issue 4, pages 281-285

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Authors: C J Henny | L J Blus | T E Kaiser

Published in Raptor Research, in 1984, in volume 18, issue 2, pages 41-48

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Authors: S J Woodley | K D Meyer | D A Kirk | P A Pearce

Published in Journal of Raptor Research, in 2004, in volume 38, issue 1, pages 69-77

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Authors: J B Platt

Published in Great Basin Naturalist, in 1971, in volume 31, pages 51-65

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Authors: A J Contreras-Balderas | F Montiel-De La Garza

Published in Journal of Raptor Research, in 1999, in volume 33, issue 2, pages 176-177

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Authors: J O Mckinley | W G Mattox

Published in Journal of Raptor Research, in 2001, in volume 35, issue 2, pages 169

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Authors: K R Moore | C J Henny

Published in Raptor Research, in 1983, in volume 17, issue 3, pages 65-76

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Authors: Paul L Errington | W J Breckenridge

Published in The Wilson Bulletin, in 1938, in volume 50, issue 2, pages 113-121

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Authors: Donald S Heintzelman | Alexander C Nagy

Published in The Wilson Bulletin, in 1968, in volume 80, issue 3, pages 306-311

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Authors: Merritt Cary

Published in The Auk, in 1899, in volume 16, pages 352-353

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Authors: J M Kinsella | G W Foster | D J Forrester

Published in Journal of Raptor Research, in 1995, in volume 29, issue 2, pages 117-122

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Authors: Timothy C Roth | Steven L Lima | William E Vetter

Published in The Wilson Bulletin, in 2005, in volume 117, issue 3, pages 237-244

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Authors: S T Knuth | S B Chaplin

Published in Journal of Raptor Research, in 1994, in volume 28, issue 1, pages 27-33

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Authors: L L Hamilton | P J Zwank | G H Olsen

Published in Journal of Raptor Research, in 1988, in volume 22, issue 1, pages 22-26

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Authors: J E Leyhe | G Ritchison

Published in Journal of Raptor Research, in 2004, in volume 38, issue 1, pages 19-25

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Authors: Outram Bangs

Published in The Auk, in 1915, in volume 32, pages 481-484

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Authors: Thomas M Earl

Published in The Wilson Bulletin, in 1918, in volume 30, issue 1, pages 15-16

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Authors: Fred M Baumgartner

Published in The Wilson Bulletin, in 1949, in volume 61, issue 3, pages 187

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Authors: John Craighead | Frank Craighead

Published in The Wilson Bulletin, in 1940, in volume 52, issue 4, pages 241-248

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Authors: J H Riley

Published in The Auk, in 1908, in volume 25, pages 268-276

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