Hai Collection, Middle Volume Radical: Bird (niǎo) Character: Yu Kangxi Strokes: 15 Page 1483, Entry 33 Pronounced yu (falling tone) Pronounced yu (falling tone) Pronounced yu (falling tone). In Jade Chapter (Yupian), the term luyu refers to a type of bird. Guo Pu says: The luyu resembles a duck but is larger than a duck. Sima Xiangru mentions the luyu in the Rhapsody on the Imperial Park (Shanglin fu). Verification: In Jade Chapter (Yupian), the term luyu is defined as a bird name. Guo Pu says, the yu resembles a duck but is larger than a duck. Note: The original text adds the character lu before yu in the Guo Pu entry.