特徵
灰頭草雁體重約2007.14克,翼長約345.4毫米,嘴峰長約30.9毫米,喙寬度約14.1毫米,喙厚度約12毫米,跗蹠長約55.2毫米,尾長約119毫米。灰頭草雁是部分遷徙的鳥類,其棲息在開放的草原環境中,食性為草食性,主要食物來源是陸生植物。[3]
分布
參考資料
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