公鸟

例句：

1. 1. The male bird is the one that sings the most.
   雄性鸟是唱得最多的。
2. 2. The male bird is the one that attracts the female.
   雄性鸟是吸引雌性的。
3. 3. The male bird is the one that mates with the female.
   雄性鸟与雌性交配。