奇妙的知识（Wonderful Knowledge）

母鸡也可能“变公鸡”
当一群母鸡长期缺少公鸡时，为了延续种群，有些母鸡会因激素水平变化而出现类似公鸡的特征，如打鸣和长鸡冠。这一现象体现了动物在逆境中适应环境的奇妙机制。
Hens Can “Turn into” Roosters
When a flock of hens lacks a rooster for an extended period, some hens may experience a hormonal shift that gives them rooster-like traits, such as crowing and growing a comb. This fascinating adaptation helps ensure the continuation of the species.