鸣鸟

例句：

1. 1. The bird's song is a beautiful melody that fills the air.
   这只鸟的歌声是一首美丽的旋律，充满了空气。
2. 2. The local birdwatchers often gather to observe the nocturnal singing of the nightingales.
   当地的观鸟者经常聚集起来观察夜莺的夜间歌唱。
3. 3. The sound of birdsong is a common sight in spring, as many species begin their annual migration.
   春天时，鸟儿的叫声很常见，因为许多物种开始他们的年度迁徙。