Behavior The American bittern has a distinctive loud booming "unk-a-chunk, unk-a-chunk" call that sounds like a machine! In fact, the American bittern is more often heard than seen! The American bittern relies camouflage coloration to protect it from predators.
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www.nhptv.org/wild/americanbittern.asp
www.nhptv.org/wild/americanbittern.asp
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Observations of an American bittern attempting to consume a sora ... Austin, Jane E., and Michael V. Slivinski. 2000. American bittern depredates sora. Prairie Naturalist 32(1):59-60.
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www.npwrc.usgs.gov/resource/birds/bittern/index.htm
www.npwrc.usgs.gov/resource/birds/bittern/index.htm
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1999 (revised 2003). Effects of management practices on grassland birds: American Bittern. Northern Prairie Wildlife Research Center, Jamestown, ND. 14 pages. ... Maintain a wide vegetative margin around wetlands to protect breeding habitat and to deter nest predators (Daub 1993).
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www.npwrc.usgs.gov/resource/literatr/grasbird/ambi/ambi...
www.npwrc.usgs.gov/resource/literatr/grasbird/ambi/ambi.htm
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Habitat use by American bitterns in the primary study area. Wetland Habitats. Terrestrial Habitats .... birds may also be taken by avian predators ...
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www.epa.gov/region01/ge/thesite/restofriver/reports/fin...
www.epa.gov/region01/ge/thesite/restofriver/reports/final_era/B%20-%20Focus%20Species%20Profiles/EcoRiskProfile_american_bittern.pdf
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AMERICAN BITTERN (Botaurus lentignosus) Guidance for Conservation; The American Bittern is an uncommon breeder in freshwater wetlands in the Hudson River Valley. Conservation Status; J. Nadler; ... During molting, bitterns need relatively deep, stable waters to provide adequate food and protection from predators.
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ny.audubon.org/PDFs/HRVC_AMERICANBITTERN.pdf
ny.audubon.org/PDFs/HRVC_AMERICANBITTERN.pdf
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Across its range the American Bittern appears to use a wide variety of shallow emergent marshes and wetlands, and is known to nest in idle grasslands adjacent to wetlands. Robbins (1991) lists the ... During molting, bitterns need relatively deep, stable waters to provide adequate food and protection from predators.
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www.wisconsinbirds.org/Plan/species/ambi.htm
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predators, only four losses were assigned to avian predation. During the time that ducks were nesting, there were nests of four American bitterns, ...
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80.57.161.240/artikelen/A/Amerikaanse%20Roerdomp4.pdf
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A species account of the American Bittern from the Cornell Lab of Ornithology's Bird of the Week web site ... Many a birder has compared the song of the American Bittern to the sound of a stake being driven into the ground or the distress of an old wooden water pump. Small wonder then that the bittern has picked up such...
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www.birds.cornell.edu/BOW/amebit/
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Center for Native and Urban Wildlife at Scottsdale Community College ... Predators: No known information. ... Home > Center for Native & Urban Wildlife > Biodiversity Sites > Riparian Preserve at Gilbert Water Ranch (SCC) > BIRD SPECIES > American Bittern...
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cms2.sc.maricopa.edu/revize/webgen/cnuw/americanbittern...
cms2.sc.maricopa.edu/revize/webgen/cnuw/americanbittern.html
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