【简答题】阅读理解。 As skies are filled with millions of migrating (迁徙) birds, European scientists say the seasonal wonder appears to be strange: The fatter the bird, tile better it flies. The results of their stud...
【简答题】As skies are filled with millions of migrating(迁徙)birds, European scientists say the seasonal wonder appears to be strange: The fatter the bird, the better it flies. The results of their study led to ...
【简答题】A.Migrating birds follow a certain smell or scent. B.Animals migrate by following changes in temperature. C.Animals find their way by recognizing geographical features. D.Migrating mammals use the ris...