cock pigeon vs poultry

cock pigeon

noun
  • A male pigeon. 

poultry

noun
  • The meat from a domestic fowl. 

  • Domestic fowl (e.g. chickens, ducks, turkeys, and geese) raised for food (either meat or eggs). 

How often have the words cock pigeon and poultry occurred in a corpus of books? (source: Google Ngram Viewer )