The researchers found that the so-called mushroom bodies, the lobes that underlie learning and memory in insects, were larger in dominant wasps than in their subordinate peers.

• 研究人员发现，占优势地位黄蜂的蘑菇体要比从属黄蜂的蘑菇体大，而蘑菇体正是负责昆虫学习和记忆的脑结构。