whooper swan

1. I really liked the Whooper Swan picture in the nature category, which was shot for National Geographic magazine.
   我非常欣赏华勃斯万为国家地理杂志拍摄的自然类照片。
2. Lagoonal wetland flora in whooper swan ( Cygnus cygnus) nature reserve in Rongcheng of Shandong
   荣成大天鹅自然保护区泻湖湿地植物区系
3. The karyotype of whooper swan
   大天鹅的染色体组型
4. Observation on the Breeding Habit of Whooper Swan in the Semi-natural Environment
   散养状态下大天鹅繁殖习性的观察

noun

1. common Old World swan noted for its whooping call

   Synonym:    whooperCygnus cygnus