Evolutionary BiologybioRxiv
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. 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.
DOI 10.1093/evolut/qpae076