Optimal foraging in bumblebees: Why is nectar left behind in flowers? |
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| Authors: | Clayton M Hodges Larry L Wolf |
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| Institution: | (1) Department of Biology, Syracuse University, 13210 Syracuse, New York, USA |
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| Abstract: | Summary Queen bumblebees (Bombus appositus) leave nectar behind in Delphinium nelsoni flowers with high-standing crops of nectar. Bumblebees deplete flowers in areas with lower-standing crops. Residual volumes predicted by an optimal feeding hypothesis agree with field measurements. |
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