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Predators on Red-winged Blackbird nests in eastern North Dakota

R. S. Sawin, Auteur ; M. W. Lutman, Auteur ; G. M. Linz, Auteur ; W. J. Bleier, Auteur

Dans Journal of Field Ornithology (74(3) SUM 2003)

Predation has consistently been identified as the most common cause of nest failure for Red-winged Blackbirds (Agelaius phoeniceus). During May and June, 2000 and 200 1, we used infrared-triggered camera systems to identify potential nest predat[...]

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Article

Spring distribution of ring-necked pheasants (Phasianus colchicus) following cattail reduction with glyphosate herbicide

H. J. Homan, Auteur ; G. M. Linz, Auteur ; R. C. Carlson, Auteur ; W. J. Bleier, Auteur

Dans Wildlife Research (30(2) 2003)

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Article

Survival of avian carcasses and photographic evidence of predators and scavengers

R. M. Kostecke, Auteur ; G. M. Linz, Auteur ; W. J. Bleier, Auteur

Dans Journal of Field Ornithology (72(3) SUM 2001)

Scavenging of carcasses may bias estimates of mor talin following the use of pesticides. To assess carcass survival, we monitored bird carcasses in crop stubble, grassland, roadside, and wooded habitats in east-central South Dakota in earl! spri[...]

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