Bewick then describes an experiment which succeeded in keeping swallows alive in Britain for several years, where they remained warm and dry through the winters. He concludes: COUNT 4
QSN1 Who describes an experiment with swallows? ANS1 Bewick QSN2 Where did this experiment take place? ANS2 Britain QSN3 How did the experiment succeed? ANS3 they remained warm and dry through the winters QSN4 How long did the birds stay alive? ANS4 several years