ML613229181
作者
David Bellamy 该用户提供的媒体文件 档案
日期
地点
Sunflower field Ballawhetstone
Isle of Man, Isle of Man
该地点产生的媒体文件 配图名录- 年龄
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- 标签
- 在手中
观察细节
The first Tree Sparrow ringed on the Isle of Man mainland since 2015! This represents the entire (known) Manx population. Wing length: shortest = 67mm, longest = 71mm, average (n=14) = 68.6mm. Weight: lightest = 17.8g, heaviest = 23.0g, ave (n=14) = 20.3g. On average these 14 birds were 1mm shorter in wing length and 0.7g lighter in weight than the published BTO average figures (n=4500).
技术信息
- 尺寸
- 2529 pixels x 3579 pixels
- 原始文件大小
- 956.46 KB