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In most animals, morphological changes are closely correlated to changes in behavior during ontogeny. Females of the winter cherry bug, Acanthocoris sordidus (Thunberg), often oviposit away from host plants. First-instar nymphs of A. sordidus can develop to the second instar only with water. Thus, it is the second-instar nymphs that have to search for host plants when A. sordidus females oviposit...
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