Cover description: As part of the world-wide effort to track the movements of seabirds at-sea, this little auk (Alle alle) from East Greenland has been fitted with a 0.7 gram geolocator attached to its leg band. It is now on its way to a 4000 km migration to the northwest Atlantic off Newfoundland.

Photo credit: David Grémillet.

中文翻译：

---

问题信息

封面描述：作为全球范围内追踪海鸟在海上活动的一部分，这只来自东格陵兰岛的小海雀（Alle alle）在其腿带上安装了一个 0.7 克的地理定位器。它现在正在向纽芬兰附近的西北大西洋迁移 4000 公里。

照片来源：大卫·格雷米勒。