SOME COMPARISONS OF THE FEEDING ECOLOGY OF FOUR OWLS IN NORTH- CENTRAL COLORADO

@article{Marti1969SOMECO,
  title={SOME COMPARISONS OF THE FEEDING ECOLOGY OF FOUR OWLS IN NORTH- CENTRAL COLORADO},
  author={C. D. Marti},
  journal={Southwestern Naturalist},
  year={1969},
  volume={14},
  pages={163}
}
  • C. D. Marti
  • Published 1969
  • Geography
  • Southwestern Naturalist
Four species of owls (Great Homed Owl, Bubo virginianus; Long- eared Owl, Asio otus; Burrowing Owl, Speotyto cunicularia and Barn Owl, Tyto alba) which inhabit the same grassland habitats in northcentral Colorado were investigated to determine differences and similarities in feeding ecology. Consider- able overlap in prey species was found in the four owls. However, the average estimated prey weight was significantly different for each owl species. Differences in activity periods, foraging… Expand
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