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Subject:
TRAFFIC NOISE TOUGH ON LOW-VOICED BIRDS
From:
Thomas H Beal
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Date:
Tue, 18 Aug 2009 16:22:06 EDT
Three articles, the last mentions a study conducted in DC area. _http://www.sciencenews.org/view/generic/id/46535/title/Vocal_abilities_lost %2C_found_and_drowned_out_ (http://www.sciencenews.org/view/generic/id/46535/title/Vocal_abilities_lost,_found_and_drowned_out) Tom Beal Glenn Dale, MD PG Co (just west of Bowie)