Science - November 17, 2011
Best friends
Bam! An ichneumon wasp lays its eggs in the caterpillar of the cabbage white butterfly.

Photo: Tibor Bukovinszky, bugsinthepicture.com.
Science - November 17, 2011
Bam! An ichneumon wasp lays its eggs in the caterpillar of the cabbage white butterfly.