Phenotypic divergence and genomic architecture between parallel ecotypes at two different points on the speciation continuum in a marine snail
F. Raffini, A. De Jode, K. Johannesson, R. Faria, Z. B. Zagrodzka, A. M. Westram, J. Galindo, E. Rolan-Alvarez, R. K. Butlin
The paper compares parallel ecotypes of Littorina saxatilis in Spain and Sweden to assess divergence in gene flow, finding stronger reproductive isolation in Spain despite similar phenotypic divergence.
Molecular Ecology · Jul 28, 2025Peer-reviewedEvolutionary Biology