Definition of cuckoo wasp in English:

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cuckoo wasp

noun

A wasp which lays its eggs in the nest of a bee or another kind of wasp, in particular:
  • A ruby-tailed wasp. A true wasp lacking a worker caste, whose larvae are fed by the social wasp host (several species in the family Vespidae, including Vespula austriaca)..
Example sentences
  • We investigate the interaction with a specialised cuckoo wasp whose larvae kill the beewolf larvae.
  • Should the bee return whilst the cuckoo-wasp is still present, the cuckoo wasp curls up into a tight ball.
  • The cuckoo wasp eggs develop into males and fertile females only - no cuckoo wasp workers are produced.

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