Ichneumon wasp larvae leave caterpillar, video

This video says about itself (translated):

September 30 2014

An ichneumon wasp has deposited its eggs in this caterpillar. The larvae then eat their hosts from the inside. These larvae have just crawled out of the caterpillar of a garden white butterfly. Now they are spinning cocoons to transform into wasps. Filmed by Toon Gevers.

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