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Winter Records of Bats in Oregon and Washington
Winter records of bats in the Pacific Northwest are extremely limited (Barbour and Davis 1969). Of the 15 bat species other than Plecotus townsendii in Oregon and Washington, at least two areExpand
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Predation by three owl species on northern pocket gophers of different body mass
SummaryWe examined the estimated sizes of Thomomys talpoides in the diets of Bubo virginianus (1,505 g), Tyto alba (437 g), and Asio otus (245 g) in north-central Oregon between 1973 and 1982. TheExpand
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The analysis and use of methodologies for the study of the diets of long-eared owls from three environments in north central Oregon
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