Carotenoid-based Ornaments as Signals of Health Status in Birds: Evidences


Carotenoids are large lipophilic compounds that can only be produced by plants, fungi and bacteria. Although animals cannot synthesize them de novo, many taxa accumulate them in exposed parts of the body for communication purposes. In many birds, carotenoids are responsible for the bright yellow-red coloration of integuments or plumages, and these have… (More)


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