Stable isotopes reveal variation in consumption of Pacific salmon by brown bears, despite ready access in small streamsAaron Wirsing, Hyejoo Ro, Jennifer H. Stern, Aaron J. Wirsing & Thomas P. Quinn
Brown bears Ursus arctos consume a wide range of organisms, including ungulates and plants, but Pacific salmon Oncorhynchus spp. are especially important to their diet where their ranges overlap. Although some brown bears minimize antagonistic encounters with other brown bears or infanticide by avoiding streams where salmon spawn, studies generally assume that brown bears with ready access to salmon feed heavily on them. To test this assumption, and the hypothesis that male brown bears would...
1 citation reported since publication in 2020.
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