Variation in helper effort among cooperatively breeding bird species is consistent with Hamilton’s Rule

Non-parental helpers contribute to offspring care in many species; however, the amount of care provided varies considerably across species. Here, Green et al. perform a phylogenetic comparative analysis of helping behavior in 36 cooperatively-breeding bird species and find that helper effort increas...

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Bibliographic Details
Main Authors: Jonathan P. Green, Robert P. Freckleton, Ben J. Hatchwell
Format: Article
Language:English
Published: Nature Publishing Group 2016-08-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/ncomms12663