It's because when the French came over in 1066, the English bred the animal and the French ate them
Hence the French words 'bouef', 'moutton' and 'poule' (which is french for chicken, and sex doll) and is where we get the word 'poultry,' which is the real word for chicken meat.
( ,
Mon 5 Sep 2005, 15:18,
archived)