Prevalence tended to be higher in the summer and autumn, pointing to more tail biting during warmer weather.

趋势图表明夏季、秋季更高，表明在温暖季节咬尾发生率会提高。

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Then, earlier this summer, Harvard University researchers demonstrated a brain-to-brain interface between a human and a rat, allowing a man to control the rat's tail with his mind.

今年夏天，哈佛大学研究者成功实现了一个人和老鼠之间的沟通，并成功完成了人类控制老鼠大脑的实验。

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Then, earlier this summer, Harvard University researchers demonstrated a brain-to-brain interface between a human and a rat, allowing a man to control the rat's tail with his mind.

今年夏天，哈佛大学研究者成功实现了一个人和老鼠之间的沟通，并成功完成了人类控制老鼠大脑的实验。

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