Bibliography and Citations
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Filters: Author is Vickery, Peter D. [Clear All Filters]
Effects of habitat area on the distribution of grassland birds in Maine. Conservation Biology. 8(4):1087-1097. Available from http://www.jstor.org/stable/2386579
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1994. Grasshopper sparrow (Ammodramus savannarum). Birds of North America Online. (239) Available from http://bna.birds.cornell.edu/bna/species/239
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1996.