Differential parasitism of least flycatc
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James V. Briskie; Spencer G. Sealy; Keith A. Hobson
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Article
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1990
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Springer
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English
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Brown-headed cowbirds (Molothrus ater) parasitized yellow warblers (Dendroica petechia) six times more frequently than least flycatchers (Ernpidonax minimus) nesting in the same riparian habitat in southern Manitoba. This difference was surprising because least flycatchers were higher quality hosts;