noun
hazel grouse
A bird species (Bonasa bonasia) found in Hokkaido; the name literally means 'Ezo (old name for Hokkaido) thunder bird'.
エゾライチョウは北海道の森林に生息している。
The hazel grouse inhabits the forests of Hokkaido.
Compound of 蝦夷 (Ezo, old name for Hokkaido) and 雷鳥 (raichō, ptarmigan). The name reflects its habitat and resemblance to ptarmigans.