But experts in brain evolution discredited it decades ago.
但研究大脑的专家早在数十年前就对它提出了质疑。
It's a loose network of nerves called a "nerve net," says Chet Sherwood, who studies brain evolution at The George Washington University in Washington, d.c..
这是一个被称为“神经网”的松散的神经网络,华盛顿特区的乔治华盛顿大学研究大脑进化的切特·舍伍德说。
Prof Robin Dunbar, co-author of the study, said: ‘For the first time, it has been possible to provide a genuine evolutionary time depth to the study of brain evolution.
罗宾·邓巴教授,这项研究者之一,说道:“这是第一次将基因进化时间深度应用到脑部进化的研究中。”
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