Ongoing introgression of a secondary sexual plumage trait in a stable avian hybrid zone
K. M. Long, A. G. Rivera-Colon, K. F. Bennett, J. M. Catchen, M. J. Braun, J. D. Brawn
The paper tracks the introgression of a secondary sexual plumage trait in an avian hybrid zone, finding that sexual selection drives its spread despite a stable genomic center.
bioRxiv · Mar 30, 2023Evolutionary Biology