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Keith A. Hobson

Researcher at University of Western Ontario

Publications -  686
Citations -  44822

Keith A. Hobson is an academic researcher from University of Western Ontario. The author has contributed to research in topics: Population & Trophic level. The author has an hindex of 103, co-authored 653 publications receiving 41300 citations. Previous affiliations of Keith A. Hobson include National Autonomous University of Mexico & Fisheries and Oceans Canada.

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Composition and timing of postbreeding multispecies feeding flocks of boreal forest passerines in western canada

TL;DR: Investigating the composition and timing of flocking behavior among several species occurring in the southern boreal mixed-wood forest of western Canada suggested that unsuccessful breeders, early breeder, and early migrants are the first to join flocks, whereas later-nesting species may delay joining flocks until after their young fledge.
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Integrating genetic and stable isotope analyses to infer the population structure of the White-winged Snowfinch Montifringilla nivalis in Western Europe

TL;DR: When assessing the population structure in Western Europe, most mitochondrial haplotypes were present in all breeding populations, but one was only found in the CM where it predominated, but none of them showed the haplotype specific to the CM, and isotopic analysis could thus be useful to assign wintering birds to their Alpine breeding grounds.
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Multi-Isotopic (δ2H, δ13C, δ15N) Tracing of Molt Origin for Red-Winged Blackbirds Associated with Agro-Ecosystems.

TL;DR: It is demonstrated how feather isoscapes can be used to predict the molt origin and interstate movements of migratory blackbirds for subsequent investigations of breeding biology, agricultural depredation, feeding ecology, physiology of migration and sensitivity to environmental change.
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Wintering Areas, Migratory Connectivity and Habitat Fidelity of Three Declining Nearctic- Neotropical Migrant Swallows

TL;DR: Assessment of migratory connectivity and among-year winter habitat fidelity for three aerial insectivores that breed in northeastern North America suggest that these species likely winter throughout the Cerrado, La Plata Basin, and the Pampas, in South America.