{"fact":"Socially raised crow pairs preen each other more often than pairs with at least one isolated-raised crow.","context":"Pairs that were comprised of at least one isolate-reared bird engaged in significantly less allopreening (P = <0.0001) than pairs in which both birds were socially reared.","source":"Nancy C. Harvey; Susan M. Farabaugh; Bill B. Druker, Effects of early rearing experience on adult behavior and nesting in captive Hawaiian crows (<i>Corvus hawaiiensis</i>), 10.1002/zoo.10024","index":28}