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Article
Rebecca J. Safran, Auteur ; Kevin J. McGraw, Auteur ; Kevin M. Pilz, Auteur ; Stephanie M. Correa, AuteurEvidence is mounting that female animals use egg-yolk compounds (e.g. steroids, antioxidants) to adaptively engineer the quality of their offspring as a function of several maternal and environmental factors. Though adjustments to yolk allocatio[...]
Article
Colby R. Neuman, Auteur ; Rebecca J. Safran, Auteur ; Irby J. Lovette, AuteurIn the socially monogamous barn swallow, previous studies of individuals in the European subspecies Hirundo r. rustica have shown that a male's tail streamer length is under strong sexual selection and is positively associated with several measu[...]
Article
Sarah E. Maguire, Auteur ; Rebecca J. Safran, AuteurSexually dimorphic traits often signal the fitness benefits an individual can provide to potential mates. In species with altricial young, these signals may also predict the level of parental care an individual is expected to provide to shared o[...]
