搜索

视频

绿头鸭

Anas platyrhynchos (Linnaeus, 1758)

Mallard
© 飞哥



该系列鸟种照片:


作者: 飞哥
位置: 巴州阿尔金山
日期: 2014-05-04
设备: 7d


评论:
2017-01-18. Isabekov Askar:

Birds on photo is male Mallards (note blue wing mirror + large pale bill) in moulting (note dark heads with pale edges of fresh feathers), like this one. Male Mallard moults from June to September. I think date (beginning of May is incorrect). Please correct me if I am not right.


2017-01-19. 苟军:

请核实拍摄时间,秋季?


2017-01-19. 苟军:

Askar的意见是绿头鸭秋季换羽期间的羽色。


2018-01-16. 苟军:

Thanks for Askar!这两只鸟蓝黑色翼镜上的白色横带较宽,附议绿头鸭雄鸟和雌鸟。



验证码

* 全部空格均需填写