作者: G. G. Montgomery
DOI: 10.2307/3798516
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摘要: The nocturnal movements and activity rhythms of white-tailed deer (Odocoileus virgin- ianus) were studied during all months 1958 by observing marked unmarked on a 3,000- acre area in central Pennsylvania. Deer spent the days wooded parts area, but began to move into open fields 1 or more hours before sunset winter hour summer. Before bedding, they grazed for about 4 after 7-8 They usually bedded near lower limits their ranges. Seasonal changes timing peak bedding may have been related seasonal time when evening feeding period began. moved back woods just dawn.