Hai Collection, Middle Volume Radical: Bird (niǎo) E (Er) Kangxi stroke count: 17 Page 1487, Entry 01 Broad Rhymes (Guangyun): Pronounced er. Collected Rhymes (Jiyun) and Rhyme Collection (Yunhui): Pronounced er. Correct Rhymes (Zhengyun): Pronounced er. Broad Rhymes (Guangyun): Yi-er, a type of bird. Zhuangzi (Zhuangzi): There is no bird wiser than the yi-er. Rhyme Collection (Yunhui): Or written in the variant form yi-dai. In the Eastern Sea there is a bird known as yi-dai.