(Of an animal) able to feed on various kinds of food.
- The two-spotted spider mite and the armyworm S. exigua both are extremely polyphagous herbivores that share many host plant species, have a similar global distribution, and can occur on the same plant species.
- Their function as polyphagous predators within orchards was recognized in the 1800's, and several species are known to prey on key tree fruit pests.
- Although these fruit flies are polyphagous, they typically show strong seasonal preferences for certain fruits.
Early 19th century: from Greek poluphagos 'eating to excess' + -ous.
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