beast of prey vs zoophage

beast of prey

noun
  • A carnivorous animal that hunts for its food, especially one that preys on vertebrates. 

  • A predatory person, savagely cruel and ruthless in their treatment of others. 

zoophage

noun
  • An organism that consumes animal matter, or a species whose members do so; a carnivore 

How often have the words beast of prey and zoophage occurred in a corpus of books? (source: Google Ngram Viewer )