The large groups of birds are particularly common in late autumn and early winter when birds migrate from their summer habitat in Canada to the warmer climate of the southern United States. Such groups of birds will typically fly in a large “V” shape with one bird in the lead and others trailing behind in two lines.
Scientists who have studied formation flight believe that birds fly in this way for two reasons.
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http://www.wonderwhizkids.com/index.php/flight-of-migratory-birds
Scientists who have studied formation flight believe that birds fly in this way for two reasons.
read more.....
http://www.wonderwhizkids.com/index.php/flight-of-migratory-birds
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