夜间活动

• A nocturnal animal hunts its food at night .
  夜间活动的动物在夜间猎食。
• We exposed both nocturnal and diurnal, or day-active, rodents to different light levels .
  我们既把夜间活动的、也把日间活动的啮齿动物置于不同等级的光照环境中。
• Nocturnal and solitary in woods and shrub lands
  夜间活动于灌木林及树林单独活动。
• Nocturnal , roosts in large colonies in old buildings
  于夜间活动，大群栖居于旧建筑物内
• Biol . data : social animal and nocturnalism
  生物学:喜群居，夜间活动。
• Nocturnal , in clean , slow running streams in the hills
  于夜间活动，居于山上流动缓慢的河流。
• Our mummy is a nighttime kind of guy ,
  这个木乃伊习惯在夜间活动
• Nocturnal , in and around woods
  于夜间活动，大多于树林出没
• The koala is a nocturnal , tree dwelling marsupial mammal
  考拉属喜夜间活动的、居于树上的有袋类哺乳动物。
• The owl is a nocturnal bird
  猫头鹰是夜间活动的鸟。