Abstract:The social Hymenoptera have contributed much to our understanding of the evolution of sensory systems. Attention has focussed chiefly on how sociality and sensory systems have evolved together. In the Hymenoptera, the antennal sensilla are important for optimising the perception of olfactory social information. Social species have denser antennal sensilla than solitary bees, which is thought to enhance social cohesion through nest-mate recognition. In the current study, we test whether sensilla numbers vary be… Show more
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