translation.en: The result is that a primate brain will always have more neurons than a rodent brain of the same size, and the larger the brain, the larger this difference will be.
translation.zh: 结果是灵长类动物的大脑 和啮齿动物相同大小的脑相比, 总有更多的神经元 和大脑越大 这种差异性將越來越大