| http://www.w3.org/ns/prov#value | - The warblers all ???look alike.???The birds came north a few months ago because our temperate northern forests provide a protein cornucopia for raising young - insects, creepy crawlies, amphibians, reptiles, rodents and other small mammals compress their reproduction into a few intense months, producing so many offspring that birds come from thousands of miles to enjoy the bounty.That protein boun
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