Tundra Swan,中文名小天鹅,学名为Cygnus columbianus,是一种栖息于北极苔原及温带湿地的大型迁徙水鸟。它被列为中国国家二级保护鸟类,国际自然保护联盟(IUCN)评估为无危物种,但仍面临栖息地退化等潜在威胁。小天鹅以洁白的羽毛、黑色短喙及显著迁徙行为著称,每年往返于北极繁殖地与东亚越冬地之...
照片 关于 又称吹口哨的天鹅苔原天鹅大型鸟类,长颈粗,羽毛全白. 钞票通常是黑色的,底部靠近眼睛处有一个黄色的点. 它们比小号天鹅. 图片 包括有 雍容, 高雅, 飞行 - 244519270
The tundra swan call is higher and more like that of a Canada goose. Common Name: Tundra Swan Scientific Name: Cygnus columbianus Type: Birds Diet: Omnivore Group Name: Flock Average Life Span In The Wild: Up to 20 years Size: Body: 3.9 to 4.8 feet; wingspan: 5.5 feet Weight: 8.4...
Tundra Swan Common Name: Tundra Swan Scientific Name: Cygnus columbianus Type: Birds Diet: Omnivore Group Name: Flock Average Life Span In The Wild: Up to 20 years Size: Body: 3.9 to 4.8 feet; wingspan: 5.5 feet Weight: 8.4 to 23.1 pounds Size relative to a 6-ft man: IUCN Red Lis...
Tundra Swan Tundra Swan (Cygnus columbianus) 创建于 星期二 31 十二月 2019 上传于 星期六 4 一月 2020 尺寸 1500*1000 文件大小 492 KB 标签 animal,bird,migratory 相册 The Outer Banks
Tundra Swan (Cygnus columbianus)Kalamazoo Co., MI15 Mar 2004 Note the black bill with a touch of yellow in the lores.Tundra Swans (Cygnus columbianus)Pungo Unit, Pocosin Lakes NWR, Hyde Co., NC11 Jan 2015 Tundra Swans (Cygnus columbianus)Pungo Unit, Pocosin Lakes NWR, Hyde Co., NC11...
Early arrival dates for summering tundra swans, Cygnus columbianus, in AlaskaWilk, Randall J.Canadian Field-Naturalist
tundra swan- swan that nests in tundra regions of the New and Old Worlds Cygnus columbianus swan- stately heavy-bodied aquatic bird with very long neck and usually white plumage as adult genus Cygnus,Cygnus- a genus of Anatidae Cygnus columbianus columbianus,whistling swan- North American subspecie...
Bewick's swanwhistling swanCygnus columb...Cygnusgenus CygnusswanCygnus columb...tundra swan noun Synonyms for tundra swan nounswan that nests in tundra regions of the New and Old Worlds Synonyms Cygnus columbianus Related Words swan genus Cygnus Cygnus Cygnus columbianus columbianus whistling swan ...
Tundra Swan / Cygnus columbianus ID:390923380 收藏 加入清单 下载 大图:5184×3456像素·43.89cm ×29.26cm·300dpi·JPG 中图:1000×667像素·35.28cm ×23.53cm·72dpi·JPG 小图:500×333像素·17.64cm ×11.75cm·72dpi·JPG 了解更多 图片套餐