Cowbird parasitism, predation, and host selection in fragmented grassland of southwestern Manitoba
The frequency of parasitism by Brown-headed Cowbirds (Molothrus ater) and predation on ground-nesting passerines was quantified in three fragments of grassland habitat in southwestern Manitoba. All bird species studied were parasitized by cowbirds but at different parasitism frequencies. Cowbird par...
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| Language: | en_US |
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2009
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| Online Access: | http://hdl.handle.net/1993/3717 |
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