ScienceDaily Posted April 11, 2012 Share Posted April 11, 2012 Using tiny tags to track a bird's location, biologists have unlocked the mystery of where golden-crowned sparrows, which overwinter in California, go to breed in the spring. By using tags that record day length to estimate location, the biologists determined that four golden-crowned sparrows tagged in central coastal California spent the breeding season along the coast of the Gulf of Alaska. View the full article Link to comment Share on other sites More sharing options...
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