nocturnal eye

例句：

1. 1. The nocturnal creatures are active during the night.
   夜行动物在夜间活跃。
2. 2. The nocturnal migration of birds is fascinating to watch.
   鸟类的夜间迁徙令人着迷。
3. 3.The nocturnal predators are known for their stealth and agility.
   夜行性捕食者以其潜行和敏捷而闻名。