Zobrazeno 1 - 10
of 992
pro vyhledávání: '"Zonotrichia leucophrys"'
Autor:
Ryan A.C. Leys, Leanne A Grieves
Publikováno v:
Journal of Field Ornithology, Vol 94, Iss 3, p 2 (2023)
Determining the sex of individuals in sexually monomorphic bird species outside of the breeding season is difficult. However, many monochromatic species exhibit sex differences in morphometrics, including wing chord length. For example, recent studie
Externí odkaz:
https://doaj.org/article/afd4825635bb4370a8f06ab116830561
Autor:
Porzig, Elizabeth L., Seavy, Nathaniel E., Eadie, John M., Gardali, Thomas, Humple, Diana L., Geupel, Geoffrey R.
Publikováno v:
The Condor, 2018 Feb 01. 120(1), 234-244.
Externí odkaz:
https://www.jstor.org/stable/90019253
Publikováno v:
The Auk, 2011 Oct . 128(4), 770-776.
Externí odkaz:
https://www.jstor.org/stable/10.1525/auk.2011.11127
Publikováno v:
The Condor, 2008 Nov . 110(4), 658-671.
Externí odkaz:
https://www.jstor.org/stable/10.1525/cond.2008.8523
Autor:
Lynn, Sharon E., Hahn, Thomas P.
Publikováno v:
The Condor, 2007 Feb 01. 109(1), 173-180.
Externí odkaz:
https://www.jstor.org/stable/4122542
Autor:
Ramenofsky, Marilyn
Publikováno v:
Behaviour, 2006 Oct 01. 143(10), 1219-1240.
Externí odkaz:
https://www.jstor.org/stable/4536403
Autor:
Morton, Martin L., Pereyra, Maria E., Crandall, John D., MacDougall-Shackleton, Elizabeth A., Hahn, Thomas P.
Publikováno v:
The Condor, 2004 Feb 01. 106(1), 131-138.
Externí odkaz:
https://www.jstor.org/stable/1370522
Publikováno v:
The Auk, 2017 Jul 01. 134(3), 564-574.
Externí odkaz:
https://www.jstor.org/stable/90011056
Publikováno v:
Behaviour, 2017 Jan 01. 154(7-8), 809-834.
Externí odkaz:
https://www.jstor.org/stable/26488511
Energetics of Altricial Nestlings in Cold Climates: Insights from the Mountain White-Crowned Sparrow
Publikováno v:
The Condor, 2003 Nov 01. 105(4), 707-718.
Externí odkaz:
https://www.jstor.org/stable/1370575