臭鼬是夜行性动物--它看起来像是睡着了，谢天谢地，它的尾巴是垂下来的。
Skunks are nocturnal animals — it appears to be asleep, and thankfully, its tail is down.
这种夜行性青蛙原本生活在亚马逊雨林茂密的树叶中，它们是贪婪的进食者，采用埋伏战术捕食猎物。
The primarily nocturnal frogs live among the leaf litter in the Amazon rainforests. They are avid feeders, employing a sit-and-wait ambush on their prey.
红光在10公尺以下的深处就会消散，所以这条鱼身上的红色调会在较深处呈现黑色，让这种夜行性猎食者在某种程度上能隐形。
Red light dissipates beyond about 30 feet (10 meters), so the reddish hue of this fish would appear black in deeper waters, allowing some degree of invisibility for this nocturnal hunter.
黥基地区是一个狐猴的热点：有几种栖息在峡谷的森林里，包括棕色狐猴、地方性夜行狐猴（即小鼠狐猴与约翰克里斯羊毛狐猴。
The tsingy region is a lemur hot spot: Several species inhabit the canyon forests, including the brown lemur and endemic nocturnal lemurs—the tiny mouse lemur and John Cleese's woolly lemur.
他们是可爱的，他们可以很有趣观赏时，他们是活跃，但他们也夜行性。
They are cute and they can be funny to watch when they are active, but they are also nocturnal .
第一堂课，他给我们讲了一种无法适应冰期气候而灭绝的夜行性动物，叫作“乌有猫”。
On the first day of class, he gave us a lecture about a creature called the cattywampus, an ill-adapted nocturnal animal that was wiped out during the Ice Age.
第一堂课，他给我们讲了一种无法适应冰期气候而灭绝的夜行性动物，叫作“乌有猫”。
On the first day of class, he gave us a lecture about a creature called the cattywampus, an ill-adapted nocturnal animal that was wiped out during the Ice Age.
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