Parasitic wasp larvae (Apanteles glomeratus) emerge from inside a white butterfly caterpillar. Some have begun to spin their cocoon alongside the dying caterpillar. This parasitic wasp species was introduced to reduce the numbers of white butterfly, a pest of cabbages and other brassica crops.
Te whakamahi i tēnei tūemi
Natural Sciences Image Library of New Zealand
Photograph by Peter E. Smith
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