Admixture in a butterfly species complex creates a genomic mosaic of ancestry with distinct histories for different chromosomes
Zachariah Gompert, Lauren K. Lucas, Alia Donley, Matthew L Foriser, James A. Fordyce, Chris C. Nice
This study shows that admixture in Lycaeides butterflies leads to distinct evolutionary histories across chromosomes, with the Z chromosome showing more tree-like patterns than autosomes.
bioRxiv · Nov 28, 2025 · PreprintEvolutionary Biology