sage grouse
noun
1- a large grouse of western North America, with long pointed tail feathers, noted for the male's courtship display in which air sacs are inflated to make a popping sound艾草松鸡。
1.1
- Centrocercus urophasianus, family Tetraonidae (or Phasianidae).拉丁名Centrocercus urophasianus,松鸡科（或雉科）。