Because the cave fish may not need less sleep-they may need to stay awake to forage more in an environment where food can be scarce and appear unpredictably.
因为穴居鱼可能并不需要睡得更少——它们可能需要保持清醒，以便更经常地在食物短缺和食物不常出现的环境中觅食。
He who sleeps catches no fish, -but he who keeps awake catches crabs every moment of his life.
“眠者不得鱼”——但醒者一生时时刻刻捕到的却是螃蟹。
Because the cave fish may not need less sleep-they may need to stay awake to forage more in an environment where food can be scarce and appear unpredictably.
因为洞穴鱼可能并不需要更少的睡眠——它们需要保持清醒，搜寻更多的食物，毕竟洞穴中食物不仅量少而且难以寻找。
Because a new study shows that cave-dwelling fish spend more time awake than their counterparts at the sunny surface.
最新研究显示相比生活在阳光下的鱼类来说，洞穴鱼类保持清醒的时间更长。 这项成果发表在《当代生物学》上。
Because a new study shows that cave-dwelling fish spend more time awake than their counterparts at the sunny surface.
最新研究显示相比生活在阳光下的鱼类来说，洞穴鱼类保持清醒的时间更长。 这项成果发表在《当代生物学》上。
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