longspur
/ˈlɒŋspɜː(r)/noun
1- a mainly Canadian songbird related to the buntings, with brownish plumage and a boldly marked head in the male铁爪鹀。
1.1
- Genus Calcarius, family Emberizidae (subfamily Emberizinae): three or four species.铁爪鹀属, 鹀科（鹀亚科）：3或4种。