Low mutation load in a supergene underpinning alternative male mating strategies in ruff
L. Andersson, J. Hill, E. Enbody, H. Bi, S. Lamichhaney, D. Schwochow, S. Younis, F. Widemo
The paper examines a supergene in ruffs, finding low mutation load in a recessive lethal allele despite high sequence divergence, suggesting a recent origin and introgression from an extinct lineage.
bioRxiv · Apr 27, 2022 · PreprintEvolutionary Biology