La Tour du Valat

Institut de recherche pour la conservation des zones humides méditerranéennes

Titre :	Estimating carcass persistence and scavenging bias in a human-influenced landscape in western Alaska
Auteurs :	Paul L. Flint, Auteur ; Ellen W. Lance, Auteur ; Kristine M. Sowl, Auteur ; Tyrone F. Donnelly, Auteur
Type de document :	Article
Dans :	Journal of Field Ornithology (81(2) JUN 2010)
Article en page(s) :	206-214
Langues:	Anglais
Résumé :	We examined variation in persistence rates of waterfowl carcasses placed along a series of transects in tundra habitats in western Alaska. This study was designed to assess the effects of existing tower structures and was replicated with separate trials in winter, summer and fall as both the resident avian population and the suite of potential scavengers varied seasonally. Carcass persistence rates were uniformly low, with

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