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Documents disponibles écrits par cet auteur (5)
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Article
Jeanine Bond, Auteur ; Daniel Esler, Auteur
Article
Maria Laura Agueero, Auteur ; Pablo Garcia Borboroglu, Auteur ; Daniel Esler, AuteurWe documented the breeding distribution and estimated abundance of Chubut Steamerducks Tachyres leucocephalus, a flightless waterbird endemic to a relatively small section of coastline in Patagonia, Argentina. The distribution of Chubut Steamerd[...]
Article
Jason L. Schamber, Auteur ; Daniel Esler, Auteur ; Paul L. Flint, AuteurCondition indices are commonly used in an attempt to link body condition of birds to ecological variables of interest, including demographic attributes such as survival and reproduction. Most indices are based on body mass adjusted for structura[...]
Article
John M. Pearce, Auteur ; Daniel Esler, Auteur ; Andrei G. Degtyarev, AuteurIn 1994 and 1995 we investigated breeding biology and nest site habitat of Spectacled Eiders on two study areas within the coastal fringe of the Indigirka River Delta, Russia (71degree 20' N, 150degree 20' E). Spectacled Eiders were first observ[...]
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Kristen B. Gorman, Auteur ; Paul L. Flint, Auteur ; Daniel Esler, Auteur ; Tony D. Williams, AuteurStudies of female waterfowl nutrient reserve use during egg production require a precise understanding of ovarian follicle dynamics to correctly interpret breeding status, and, therefore, derive proper inference. Concerns over numerical declines[...]
