Data for sperm numbers as a paternity guard in a wild bird

Melissah Rowe, Annabel Van Oort, Lyanne Brouwer, Jan T. Lifjeld, Michael S. Webster, Joseph F. Welklin & Daniel T. Baldassarre
Sperm competition is thought to impose strong selection on males to produce competitive ejaculates to outcompete rival males under competitive mating conditions. Our understanding of how different sperm traits influence fertilization success, however, remains limited, especially in wild populations. Recent literature highlights the importance of incorporating multiple ejaculate traits and pre-copulatory sexually selected traits in analyses aimed at understanding how selection acts on sperm traits. However, variation in a male’s ability to gain fertilization success...

Registration Year

  • 2022
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  • Dataset
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Affiliations

  • State University of New York at Oswego
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  • Netherlands Institute of Ecology
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  • Cornell University
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