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Photo by Charles R. Brown. Cliff swallows, in other words, have proven to be marvelous animals for exploring the complexities involved in choosing where to live, a decision that
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Document Date: 2011-08-08 18:40:14
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Photo by Charles R. Brown. Cliff swallows, in other words, have proven to be marvelous animals for exploring the complexities involved in choosing where to live, a decision that