Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
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ing birds, volunteers counted them. This year, 50,000 volunteers throughout the United States, Canada, Central and South America, Bermuda, the West Indies, apd the Pacific Islands will take part in the counts.
The data collected provides insight into population trends-, movement, habitat changes, and health of wild birds. Count data from 1900 to present is available through the interactive BirdSource web s i t e , http://www.birdsource.org, ti cooperative project of the National Audubon Society and the Cornell Laboratory of Ornithology.
93.3%