Scientists have already established that the neocortex and the mushroom bodies are larger in social species such as humans and wasps, as compared with solitary animals such as bears and lone spiders.

• 科学家已经确定，社会性物种 (如人类和黄蜂)的新皮层和蘑菇体相对较大，而孤立的动物如熊和蜘蛛则较小。