Do life-history traits in the ancestor of Cowbirds (Molothrus spp.) predispose them to become brood parasites?
Hamilton & Orians (1965) stated that the non-parasitic ancestor of cowbirds accelerated its incubation period and nestling growth. Later, by comparing cowbirds with nesting birds, it was suggested that those characteristics, together with small eggs with thicker eggshell, were adaptations. When...
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| Autor principal: | Mermoz, Myriam Emilia |
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| Publicado: |
2011
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| Materias: | |
| Acceso en línea: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_10754377_v22_n4_p553_ManuelaPujol http://hdl.handle.net/20.500.12110/paper_10754377_v22_n4_p553_ManuelaPujol |
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