Chou Collection, Upper Volume Radical: Second (yǐ) Pronounced yu (falling tone) A type of bird. — "Records of the Grand Historian (Shiji)" On Mount Xianweng, the birds are mostly white quail. Also, according to "Guangyun" and "Jiyun": Pronounced you (rising tone) — "Yuepian" It is a white quail. — "Guangyun" It resembles a pheasant.