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.
Page 9 · column 4 of 5 · from the scan, no model involved
rest and feed.
Birds use a variety of ways to navigate, including the sun, stars, the Earth’s magnetic fields, visual landmarks such as mountains, rivers, or coastlines, and even odors. The exact ways in which birds use these sources is still largely a mystery.
Migrating birds react to weather in different ways. Small birds would be more likely to drop down if they ran into a rainstorm, because they would burn up too much energy flying into the wind. Ideal conditions for migrating birds would be to have the wind at their back, a clear and
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