bezoar goat vs wild goat

bezoar goat

noun
  • A wild goat, Capra aegagrus, native to Asia Minor and the Middle East and also found on Crete, now believed ancestral to the domestic goat. 

wild goat

noun
  • Capra aegagrus, a species or goat believed ancestral to and including the domestic goat. 

  • Used other than figuratively or idiomatically: see wild, goat. 

How often have the words bezoar goat and wild goat occurred in a corpus of books? (source: Google Ngram Viewer )