灰雁

分类位置

同属物种

斑头雁

Bar-headed Goose

帝雁

Emperor Goose

白额雁

Greater White-fronted Goose

小白额雁

Lesser White-fronted Goose

粉脚雁

Pink-footed Goose

細嘴雁

Ross's Goose

形态与习性

The greylag goose (Anser anser) is a species of large goose in the waterfowl family Anatidae and the type species of the genus Anser. It has mottled and barred grey and white plumage and an orange beak and pink legs. A large bird, it measures between 74 and 91 centimetres (29 and 36 in) in length, with an average weight of 3.

观鸟指南

最佳时段：清晨 6-9 点