河南郑州：大天鹅与疣鼻天鹅“同框” 专业人士解析不同|久久人妻无码毛片A片麻豆
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近日，2只大天鹅迁徙途中飞抵河南郑州北龙湖湿地公园“歇脚”，与常年栖息于此的疣鼻天鹅同框入镜。朝霞映照下，湖面波光粼粼，呈现出深秋时节的生态之美。
记者在采访郑州市鸟类观测站负责人时了解到，大天鹅与疣鼻天鹅在外形、鸣叫声和生活习性上各具特点。北龙湖常年栖息着疣鼻天鹅，也是候鸟迁徙途中重要的停歇地之一。(记者 范晓恒)
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