The genetic architecture of the sexually selected sword ornament and its evolution in hybrid populations
D. L. Powell, C. Payne, M. Keegan, S. M. Banerjee, R. Cui, P. Andolfatto, M. Schumer, G. G. Rosenthal
The paper investigates the genetic architecture of a sexually selected sword ornament in swordtail fish, identifying a major QTL and candidate genes, and finding evidence of selection against the trait in hybrid populations.
bioRxiv · Jul 23, 2020Evolutionary Biology