How do mating signals diverge early in speciation? Rodríguez et al. conduct experimental host shifts with Enchenopa treehoppers that resulted in subtle but non-trivial signal divergence in a few generations. This was fueled by standing genetic variation and plasticity, and unrelated to host specialization.
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https://www.journals.uchicago.edu/doi/10.1086/736182
#mating #speciation #treehoppers #generations #geneticVariation #genetics

