Article
Genetic drift precluded adaptation of an insect seed predator to a novel host plant in a long-term selection experiment.
PloS one - 1 Jan 2018
Laukkanen Liisa, Kalske Aino, Muola Anne, Leimu Roosa, Mutikainen Pia
Abstract excerpt
Host specialization is considered a primary driver of the enormous diversity of herbivorous insects. Trade-offs in host use are hypothesized to promote this specialization, but they have mostly been studied in generalist herbivores. We conducted a multi-generation selection experiment to examine the adaptation of the specialist seed-feeding bug, Lygaeus equestris, to three novel host plants (Helianthus annuus,...
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