Nature Plant Self-Defense
To protect against herbivores, wild tobacco plants deposit sweet but deadly secretions. Details
Episode: Plant Self-Defense
To protect against herbivores the wild tobacco plant deposits trichomes, sweet treats irresistible to but also potentially fatal for leaf-eating caterpillars. Shortly after ingesting the trichomes, the insect releases a particular odor that attracts ground-foraging predators. "What Plants Talk About" premieres Wednesday, April 3 at 8/7c on PBS (check local listings).• Visit the Plant Self-Defense webpage
Premiere Date: 04/03/2013
Episode Expires: Never
TV Rating: NR
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