Sound Of Munching Caterpillars Triggers Plants To Release Unappealing Mustard Oil

July 2, 2014 4:46 PM

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A chemical analysis suggested plants defend themselves more vigorously based on the sounds caterpillars make while eating them.

The recent study, published in the journal Oecologia, measured the movement of a leaf in response to a recording of a chewing caterpillar using a laser and a reflective material aimed at the plant, the University of Missouri-Columbia reported. The team found the plant releases a chemical defense in ...

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