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Allegheny Portage Railroad National Historic Site - Birds

Allegheny Portage Railroad National Historic Site
In an inventory of birds conducted from 1997-1999 by Penn State researchers, 61 species of birds were identified within the park during migration. The most abundant species during migration (April, May, September, and October) include the Louisiana waterthrush, black-throated green warbler, the magnolia warbler, blue gray gnatcatcher, brown headed cowbird, common yellow throat, the chipping sparrow, northern cardinal and the American goldfinch. The most abundant species during the breeding season (June and July) include the red-eyed vireo, ovenbird, American redstart, scarlet tanager, indigo bunting, wood thrush, black-throated green warbler, chipping sparrow, brown headed cowbird, blue headed vireo, black-capped chickadee, and the song sparrow.  
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Allegheny Portage Railroad National Historic Site - Birds

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