peafowl; peacock; peahen
Refers to the bird species; 孔雀 can mean the male peacock, female peahen, or the species in general. In everyday use, often associated with the male's showy plumage.
A peacock was spreading its feathers at the zoo.
peacock butterfly; European peacock
fantail pigeon
white peafowl
Standard kanji spelling; high-frequency news word.
Katakana spelling common in biological contexts or when emphasizing the animal name.
The kanji 孔雀 are Chinese loanwords used to represent the bird; the reading くじゃく is a Japanese approximation of the Middle Chinese pronunciation.