Escapes? Some years ago, Derek Goodwin and the late Derrick England published some long comments on the problem for birdwatchers of escaped cage birds (Brit. Birds49: 339-349; 67: 177-197). Since those papers, a new generation of birders has appeared, to whom the origin of stray rarities is often of considerable interest. Some points stressed to me by Derrick England in conversation are, I believe


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