Can the Z:A ratio serve as a genomic index of sexual selection? An assessment across space and time in a genus of lekking birds
H. Luke Anderson, Kevin F. P. Bennett, Kira M. Long, Jeffrey D. Brawn, Aaron O’Dea, Thomas J. Parsons, Philip L. F. Johnson, Michael J. Braun
The paper assesses the Z:A ratio as a genomic indicator of sexual selection in lekking birds, finding it influenced by demographic history and hybridization rather than solely sexual selection.
bioRxiv · Jul 24, 2026 · PreprintEvolutionary Biology