Strong environmental determination of a carotenoid-based plumage trait is not mediated by carotenoid availability.
Carotenoid-based colours are recognized as having an important signalling function, yet the nature of the mechanisms that maintain their honesty is not well understood. By combining a carotenoid-feeding experiment with a quantitative genetic experiment in a wild population of blue tits (Parus caerul...
| Main Authors: | , |
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| Format: | Journal article |
| Language: | English |
| Published: |
2006
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