Normal course of autumn migration 6 Numbers transported and recovered 11 Recoveries in the same season from transports in which adults and juveniles were released separately. . . . . . . . . . . . . . 15 Recoveries in the same season from transports in which adults and juveniles were released together 22 Recoveries in later seasons 24 Experiments with Chaffinches 28 Discussion . .
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A.C. Perdeck (2002) studied this question.
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