| 1. | And evening full of the linnet ' s wings
傍晚时红雀的飞羽云集。 |
| 2. | Why isn ' t it middendorff ' s ? white leading edge to outer primary and short tail doesn ' t rule out styan ' s
为什麽不是北蝗莺?外侧初级飞羽的白边和短尾不是排除了史氏蝗莺吗 |
| 3. | Counting black marks on primaries in the field . mmmm , i suppose you could try ! ! ! ( i . e . not very easy ! )
在野外观察时计算外端初级飞羽的黑色斑点，嗯，可以试试看! ! ! (亦即，并不容易 |
| 4. | First warbler yellow - browed , the dark bases to the secondaries and black - centred greater coverts leave few other options
第一只是黄眉柳莺,次级飞羽暗色的基部及以黑色为中心的大覆羽留下的选择很少 |
| 5. | Individual three has a duller outermost primary ( still white ) , but is neither long - billed nor - tailed , so middendorff ' s
个体三有较不鲜明的最外侧初级飞羽(仍然是白色) ,但既不是长喙也不是长尾,所以是北蝗莺 |
| 6. | It also shows white crescents separating the grey from the black on the mid - primaries , apparently not shown by ring - billed
另外，问题鸟的中间几根初级飞羽有弦月状白色班纹分隔其黑色和灰色部分，明显地环颈鸥不会有此特徵。 |
| 7. | This one mongolian with white head , strong contrast between primaries and pale grey of upperwing and seven black - marked primaries
这只蒙古银鸥有白色的头部,初级飞羽和上翼面的淡灰色间的强烈对比,以及七枚带黑色的初级飞羽 |
| 8. | Although fossils clearly show flight feathers , their orientation ? critical to understanding their role in flight ? remains unclear
虽然化石明显地显示出了飞羽，但它们的方位? ?这对于理解它们在飞行中的作用至关重要? ?却依然模糊不清。 |
| 9. | Adult winter mongolian gull : this bird has new primaries with white tips ( mongolian is the first of the three species to complete its primary moult )
蒙古银鸥成鸟冬羽：这只已有完整的初级飞羽白色羽尖新羽(蒙古银鸥是三种中最早完成换羽的) 。 |
| 10. | Unusual peacocks are the argus pheasant , with eyelike spots on its secondary flight feathers , and the white peacock , thought to be a mutation of the common peafowl
不寻常的孔雀是阿耳弋斯（百眼巨人）般的雉，在第二飞羽上拥有眼睛状斑点，白孔雀，就被认为是普通孔雀的变种。 |
