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Area requirements of grassland birds: A regional perspective

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Area requirements of grassland birds: a regional perspective; 2001; Article; Journal; Auk; Johnson, D. H.; Igl, L. D.

Summary

Area requirements of grassland birds have not been studied except in tallgrass prairie. We studied the relation between both species-occurrence and density and patch size by conducting 699 fixed-radius point counts of 15 bird species on 303 restored grassland areas in nine counties in four northern Great Plains states. Northern Harrier (Circus cyaneus), Sedge Wren (Cistothorus platensis), Clay-colored Sparrow (Spizella pallida), Grasshopper Sparrow (Ammodramus savannarum), Baird's Sparrow (Ammodramus bairdii), Le Conte's Sparrow (Ammodramus leconteii), and Bobolink (Dolichonyx oryzivorus) were shown to favor larger grassland patches in one or more counties. Evidence of area sensitivity was weak or ambivalent for Eastern Kingbird (Tyrannus [...]

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  • Northern Prairie Wildlife Research Center

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Harvested on Tue Sep 13 04:15:10 MDT 2016 from MODS XML Service

Additional Information

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Type Scheme Key
local-index unknown 1001675
local-pk unknown 1001675
doi http://www.loc.gov/standards/mods/mods-outline-3-5.html#identifier doi:10.1642/0004-8038(2001)118[0024:AROGBA]2.0.CO;2
series unknown The Auk

Citation Extension

journalThe Auk
parts
typevolume
value118
typeissue
value1
languageEnglish
citationTypeArticle

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