Fourth Bird Watching in Xinjiang Twins in Xinjiang. 1. Grey Eyebrow Twin (Male), 2. Grey

2019-06-04 分类：未分类阅读(5633) 评论(0)

Fourth Bird Watching in Xinjiang: Twins in Xinjiang. 1. Grey-eyed rock twins (males), 2. Grey-eyed rock twins (females), 3. White-headed twins (males), 4. White-headed twins (hybrids), 5. Brown-headed twins, 6 gray-necked twins, 7. Yellow twins (females), 8. Yellow twins (males), 9.