Very thorough nature film showing how woodwasps go about their daily lives - impressive stuff!
Rhyssa works at laying her eggs. Cross section of the drill going into the wood and reaching a woodwasp pupa. The egg lies upon the pupa. C/U of the egg of Ibalia leucospoides inside the larvae of a woodwasp. X-Ray shot of the larvae to show the jaws developing. The larvae cuts its way out of the egg. We see it moving around on the body of the larvae. It is shown lying beside the body of its host. C/U of the larvae's head. Passing into the pupal stage, we see the insect moving around. Series of pictures shows the development of the pupa. The creature eats its way out of the wood.