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Show Two Sparrows Destroy I 500 Caterpillars in a Day St. Paul, Minn. When English sparrows spar-rows bring to their nest 500 destructive destruc-tive caterpillars In one day. as one pair did. they are entitled to consideration consid-eration as a most useful bird, says Prof.- A. G. Buggies, Minnesota Agricultural Agri-cultural college entomologist. A second pidr brought 5(10 Insects of various kinds to their young In one-hour. one-hour. Besides. Professor Ituggles es tlmates. many Insects were eaten by the adult birds. The birds frequently consume insect eggs equivalent to one-half one-half of their own weight. |