Chemical signals and social structures strengthen sexual isolation in Drosophila pseudoobscura by Jacob A. Jezovit, Joel D. Levine

“…Abstract Species that coexist in hybrid zones sexually isolate through reproductive character displacement, a mechanism that favours divergence between species. …”
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Rapid life-history evolution reinforces competitive asymmetry between invasive and resident species by Chapuis, Elodie, Jarne, Philippe, David, Patrice

“…Biological invasions by phylogenetically and ecologically similar competitors pose an evolutionary challenge to native species. Cases of character displacement following invasions suggest that they can respond to this challenge by shifting their traits. …”
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