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Motivation matters: cheliped extension displays in the hermit crab, Pagurus bernhardus, are honest signals of hunger |
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| Authors: | Mark E. Laidre Robert W. Elwood |
| Affiliation: | ∗ Department of Ecology and Evolutionary Biology, and Program in Neuroscience, Princeton University, U.S.A. † School of Biological Sciences, Queen's University, Belfast, U.K. |
| Abstract: | |
| Keywords: | conventional signals food deprivation hermit crab Pagurus bernhardus postural threat displays reliable communication starvation subjective resource valuation |
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