灰头翡翠(学名:Halcyon leucocephala)是翠鸟科翡翠属的鸟类,广泛分布于非洲维德角的西北海岸到茅利塔尼亚、塞内加尔和甘比亚,东至衣索比亚、索马利亚及阿拉伯半岛南部,南至南非。灰头翡翠以昆虫为食,身长约20公分,有著银灰色的头、颈和胸以及特别的栗色腹部[2][3][4]。主发翔羽为黑色,次发翔羽为钴蓝色[2][4],笔直、匕首状的鸟喙为橘红色[2][4][5]。两性外观相似,幼鸟则趋于黯淡,有较黑的鸟喙及深色条纹跨越胸部[2][4]。
参考
- ^ BirdLife International. Halcyon leucocephala. The IUCN Red List of Threatened Species 2016. [1 October 2016]. 资料库资料包含说明此物种被编入无危级别的原因
- ^ 2.0 2.1 2.2 2.3 Richards, D. (2001) A Photographic Guide to Birds of East Africa. Struik Publishers, Cape Town
- ^ Sinclair, I. (1994) Ian Sinclair's Field Guide to the Birds of Southern Africa. Struik Publishers, Cape Town
- ^ 4.0 4.1 4.2 4.3 Sinclair, I. and Davidson, I. (2006) Southern African Birds: A Photographic Guide. Struik Publishers, Cape Town
- ^ Burnie, D. (2001) Animal. Dorling Kindersley, London