Nonnestmate kin recognition in the ant Leptothorax lichtensteini: evidence that genetic factors regulate colony recognition.

Abstract excerpt

Young monogynous colonies of Leptothorax lichtensteini showed completely unaggressive behavior toward unfamiliar kin-related workers which were experimentally introduced into their nest, whereas they were much more hostile toward nonrelated workers (42% of which were rejected). During the first 30 min of observation, related intruders received significantly more licking and participated in a significantly greater...

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