Contact: Rachel Ewing
Caption: This is a colony of paperwasps of the species Apoica pallens. Sean O'Donnell, Ph.D., of Drexel University and his team compared brain sizes of worker and queen wasp in this and 11 other species to determine the relationship between behavioral sensory environment and sensory brain structures.
Credit: Sean O'Donnell, Drexel University
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Related news release: Worker wasps grow visual brains, queens stay in the dark