Research and management of the brown-headed cowbird in Western landscapes: proceedings of a symposium of Partners in Flight-Research Working Group, U.S. Bureau of Land Management, U.S.G.S.-Biological Resources Division, and California State University, Sacramento, Sacramento, California, 23-25 October 1997
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PREFACE Terrell D Rich
Review of the causes and implications of the association between cowbirds
Managing riparian vegetation to control cowbirds
21 other sections not shown
adult agricultural analysis asitism birds bison breeding habitat breeding season Bronzed Cowbirds brood parasitism Brown-headed Cowbird Molothrus Brown-headed Cowbirds California cattle Common Yellowthroat conifer cost of parasitism cover types cowbird abundance cowbird control cowbird eggs cowbird hosts Cowbird Molothrus ater cowbird parasitism cowbird populations cowbird removal cowbird trapping distance effect egg survival estimates female cowbirds fledged forest coverage grasslands grazing home range host density host nests host species impact Kern River land landscape Lazuli Buntings Least Bell's Vireo livestock located Montana nest predation nest success nestlings parasitism rates parasitized nests parasitized pairs passerine patches Plumbeous Vireo point counts ponderosa pine potential predation rates programs rate of parasitization Red-winged Blackbirds region reproductive success Robinson Rothstein Sealy shrublands significantly Song Sparrow Southwestern Willow Flycatcher study area Table tion transects unpubl variables vegetation types Vireo nests vital rates Warbler Wildlife yearling Yellowthroat young