Caterpillars that eat multiple plant species are more susceptible to hungry birds

Biologists have learned that caterpillars that feed on one or two plant species are better able to hide from predatory birds than caterpillars that consume a wide variety of plants. A tiger swallowtail (Papilio glaucus) caterpillar feeds on black cherry (Prunus serotina), which was the only plant consumed by this species at the research […]