Nestling competition, rather than supernormal stimulus, explains the success of parasitic brown-headed cowbird chicks in yellow warbler nests
Interspecific parasitic chicks are usually fed more than the smaller host young with whom they share the nest. This could he due to parasitic chicks having evolved exaggerated features that are preferred by the adults to the features present in their own young (the supernormal stimulus hypothesis)....
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| Autores principales: | Lichtenstein, G., Sealy, S.G. |
|---|---|
| Formato: | JOUR |
| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_09628452_v265_n1392_p249_Lichtenstein |
| Aporte de: |
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