Helping Effort Increases with Relatedness in Bell Miners, but 'Unrelated' Helpers of Both Sexes Still Provide Substantial Care
Indirect fitness benefits from kin selection can explain why non-breeding individuals help raise the young of relatives. However, the evolution of helping by non-relatives requires direct fitness benefits, for example via group augmentation. Here, we examine nest visit rates, load sizes and prey typ...
Ausführliche Beschreibung
Bibliographische Detailangaben
Veröffentlicht in: | Proceedings: Biological Sciences. - The Royal Society. - 277(2010), 1680, Seite 437-445
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1. Verfasser: |
Wright, Jonathan
(VerfasserIn) |
Weitere Verfasser: |
McDonald, Paul G.,
te Marvelde, Luc,
Kazem, Anahita J. N.,
Bishop, Charles M. |
Format: | Online-Aufsatz
|
Sprache: | English |
Veröffentlicht: |
2010
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Zugriff auf das übergeordnete Werk: | Proceedings: Biological Sciences
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Schlagworte: | helping-at-the-nest
kinship
nest visit rate
load size
brood demand
natal philopatry
Biological sciences
Business
Behavioral sciences |