| http://www.w3.org/ns/prov#value | - known to congregate in large flocks during winter migration; will follow tractors or stay close to prairie fires in search of disturbed preyDiet: mainly large insects such as dragonflies, but will take rodents, reptiles, amphibians, bats and young or disabled birds during breeding seasonVocalization: mostly silent; gives a shrill ???kearrr??? similar to a Red-tailed Hawk when alarmed or disturbed,
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