早在西方科学界对马达加斯加丛林中的这种夜行动物着迷之前，这种栗鼠猴就已经在当地人心中小有名气。
Long before Western science became enthralled with this nocturnal denizen of Madagascar's jungles, the aye-aye had its own reputation with the local people.
蜜袋鼯是夜行动物，原产澳洲。
美洲虎基本上是夜行动物。
夜行动物，如蝙蝠和猫头鹰只在夜里才出来。
Nocturnal animals such as bats and owls only come out at night.
这些熊基本上是夜行动物，牠们倾向于在白天休息晒太阳。
These bears are primarily nocturnal animals and they tend to rest during the day basking in the sun.
如果逆向进行夜行动物的行为研究，你能在一周中整夜的进行观察吗？
If you are doing a nocturnal study, do you want to stay up all night for a week?
动物以为黑夜降临，于是会出现夜行动物出动、飞鸟归巢之类的反常景象。
Animals that night had fallen, then will be dispatched nocturnal, birds such as homing unusual scene.
黄酸这种物质是所有夜行动物的最爱，因为它能够帮助夜行者保持良好的夜视能力。
Retinoic acid, this substance is a favorite of all nocturnal animals, because it can help maintain good night vision for night crawler capacity.
黄昏丝毫没有使刺状的壁垒变柔和，然而变冷的气温和上升的湿气诱使许多夜行动物浮现。
Nightfall does nothing to soften the spiny ramparts, yet cooler temperatures and rising humidity entice many nocturnal creatures to emerge.
亚伦·泰勒·约翰逊凭借《夜行动物》中塑造的心理变态流氓头头一角荣获电影类最佳男配角。
Aaron Taylor Johnson won for best supporting actor in a movie for his portrayal of a psychopathic drifter in Nocturnal Animals.
研究专家努力了解这样的感染，不过收集样本并不容易，因为鸭嘴兽是夜行动物，大多时间都在地底下或水中。
Researchers are trying to understand the infection, but gathering specimens is difficult because the platypus is a nocturnal creature and spends much of its time underground or in the water.
这种夜行动物背部有重叠的棕色鳞片，头部加上身体的平均长度为35 - 45厘米，尾部长度约为49 - 60厘米，体重在1.8到2.4千克之间。
This nocturnal animal has overlapping brown scales on its back and average 35-45 cm head and body, tail length of about 49-60 cm and weighs between 1.8-2.4 kg.
负责这项研究的领头人，来自印度野生动物协会的YadvendradevJhala博士说：“老虎属夜行动物，行动隐秘，独来独往，所以很难监测它们。”
Dr Yadvendradev Jhala of the Wildlife Institute of India, who led the study, said: "Tigers are cryptic, nocturnal and occur at low densities so they are extremely difficult to monitor.
负责这项研究的领头人，来自印度野生动物协会的YadvendradevJhala博士说：“老虎属夜行动物，行动隐秘，独来独往，所以很难监测它们。”
Dr Yadvendradev Jhala of the Wildlife Institute of India, who led the study, said: "Tigers are cryptic, nocturnal and occur at low densities so they are extremely difficult to monitor.
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