灰頭綠鳩

(bird species of China) ashy-headed green pigeon (Treron phayrei)

ash / dust / lime / gray / discouraged; dejected

head / hair style / the top / end / beginning or end / a stub / remnant / chief / boss / side / aspect / first / leading / classifier for pigs or livestock / CL:個|个[ge4]

suffix for nouns

green / (slang) (derived from 綠帽子|绿帽子[lü4 mao4 zi5]) to cheat on (one's spouse or boyfriend or girlfriend)

turtledove / (literary) to gather