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Brown Headed Cowbird
Brown Headed Cowbird Brown Headed Cowbird Photo Courtesy Of Ontario Nature To order your copy of the Atlas of the Breeding Birds of Ontario, please visit the Ontario Nature Shop.
ontarionature.org

How cowbirds take advantage of other birds
How cowbirds take advantage of other birds The Trouble With Cowbirds A brown-headed cowbird chick is the first to hatch in this eastern phoebe nest. Cowbirds hatch a few ... bigger and more aggressive than the nesting species. Photographs by Dennis Oehmke. Quick Facts About Brown-Headed Cowbirds Brown-headed cowbirds are a parasitic species, meaning they lay their eggs in other birds' nests ...
www.illinoisraptorcenter.org

Brown-headed Cowbird (Molothrus ater)
Brown-headed Cowbird (Molothrus ater) Nature Journal with Photos Brown-headed Cowbird (Molothrus ater) National Wildlife Federation Photo of brown-headed cowbird, song (sound file), description, voice, habitat, nesting, range, discussion Backyard Birding Photos and brief descriptive ...
nenature.com

The Checklist of birds at the Pfeiffer Nature Center
FAMILY LANIIDAE ó Shrikes NORTHERN SHRIKE FAMILY VIREONIDAE ó Vireos WHITE-EYED VIREO BLUE-HEADED VIREO WARBLING VIREO RED-EYED VIREO FAMILY CORVIDAE ó Jays, Magpies and Crows ... BREASTED GROSBEAK INDIGO BUNTING FAMILY ICTERIDAE ó Blackbirds and Allies BOBOLINK RED-WINGED BLACKBIRD BROWN-HEADED COWBIRD FAMILY FRINGILLIDAE ó Finches and Allies PURPLE FINCH EVENING GROSBEAK PINE SISKIN AMERICAN ...
www.pfeiffernaturecenter.org

USGS Patuxent Wildlife Research Center Research Product: USE OF LICE TO IDENTIFY COWBIRD HOSTS
We also examined 320 songbirds from 30 species, all known hosts of the Brown-headed Cowbird. As a group the host birds bore a diversity of louse species comparable ... factor in the host specificity of lice observed in certain avian orders. Key words: Brown-headed Cowbird, Molothrus ater, brood parasitism, lice, host specificity, coevolution, ectoparasite, Phthiraptera, nestling Please note: ...
www.pwrc.usgs.gov

NMPIF Shrublands 1
New Mexico (Kozma and Mathews 1997) cowbird parasitism can be as high as 50% (Kozma and Mathews 1997) negatively correlated with ... (100m) on either side of arroyo banks, especially within urban or suburban areas reduce Brown-headed Cowbird parasitism when possible Bendire's Thrasher (England and Laudenslayer 1993) Associated Species: Mourning Dove, ...
hawksaloft.org

NMPIF Shrublands 3
Brown-headed Cowbird parasitism rates can be as high as 76% in areas within 4mi (7km) of cowbird foraging areas (Goguen and Mathews 1996) Distribution: found ... -juniper woodland and shrubby areas; nests in live trees with lower basal area and density Brown-headed Cowbird parasitism rates can be as high as 76% RCSP shrubs dominated by oak and junipers ...
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Bird List
Wren Marsh Wren Blue-gray Gnatcatcher Eastern Bluebird American Robin Gray Catbird Brown Thrasher European Starling Warbling Vireo Yellow Warbler Yellow-rumped (Myrtle) Warbler Palm ... -eyed (Slate-colored) Junco Bobolink Red-winged Blackbird Eastern Meadowlark Yellow-headed Blackbird Common Grackle Brown-headed Cowbird Orchard Oriole Baltimore Oriole American Goldfinch House Sparrow * Nesting State, ...
naturalland.org

Birds and animals seen on the OL
Vulture (4/7/07) 10 Blue Jay 11 Blue-Gray Gnatcatcher 12 Blue-Headed Vireo 13 Brown Creeper 14 Brown-Headed Cowbird 15 Canada Goose 16 Carolina Wren 17 Common Grackle 18 Common Loon 19 ... /15/06) 55 Pileated Woodpecker 56 Red-Bellied Woodpecker 57 Red-Eyed Vireo 58 Red-headed Woodpecker (1/13/07) 59 Red-Shouldeed Hawk 60 Red-Tailed Hawk 61 Red-Winged ...
www.old-lymeconservtrust.org

USGS Patuxent Wildlife Research Center Staff Profile
We utilize the life history strategy of the Brown-headed Cowbird, the principal North American brood parasite, to compare life history parameters of cowbirds vs ... /Products: Reisen, W. K. and D. C. Hahn. 2007. Comparison of immune responses of brown-headed cowbird and related blackbirds to West Nile and other mosquito-borne encephalitis viruses. Journal of ...
www.pwrc.usgs.gov