Testing the resource trade-off hypothesis for carotenoid-based signal honesty using genetic variants of the domestic canary
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DOI: 10.1242/jeb.188102
Abstract: ABSTRACT Carotenoid-based coloration in birds is widely considered an honest signal of individual condition, but the mechanisms responsible for condition dependency in such ornaments remain debated. Currently, the most common explanation for how carotenoid coloration… read more here.
Keywords: trade hypothesis; resource trade; carotenoid based;