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Why would a caterpillar protect wasp cocoons from invaders? The wasps (of the genus Glyptapanteles ) are controlling the caterpillar. "Just before the wasp [larva] emerges from the caterpillar, it produces a toxin that causes the caterpillar to be a bodyguard" for the wasp larvae, explains David Hughes , a research fellow at the University of Exeter....[ More ] Why would a caterpillar protect wasp cocoons from invaders? The wasps (of the genus Glyptapanteles ) are controlling the caterpillar.

