Real Dictionary

bush shrike in British English
noun: any shrike of the African subfamily Malaconotinae, such as Chlorophoneus nigrifrons (black-fronted bush shrike)

shrike in American English
any of a family (Laniidae) of predatory, shrill-voiced passerine birds with hooked beaks, gray, black, and white plumage, and long tails: most types feed on insects, some on small birds, frogs, etc., which they may impale on thorns before eating
noun: any of numerous predaceous oscine birds of the family Laniidae, having a strong, hooked, and toothed bill, feeding on insects and sometimes on small birds and other animals: the members of certain species impale their prey on thorns or suspend it from the

shrike in British English
noun: any songbird of the chiefly Old World family Laniidae, having a heavy hooked bill and feeding on smaller animals which they sometimes impale on thorns, barbed wire, etc