Smart mom bird—no food for the cuckoo, just her own chicks.聪明的鸟妈妈，不喂杜鹃鸟，只喂自己的孩子

成为此频道的会员即可获享以下福利：    / @naturebird   如果您想观看更加详细的视频，加入我的会员吧！我会把详细的视频设置为会员专享，并且没有浮动的水印。期待您的加入！ If you want to watch more detailed videos, join my members! I will set detailed videos to membership, and there is no floating watermark. We look forward to your joining!