hominid vs human being

hominid

noun
  • Any primate of the taxonomic family Hominidae, which includes all the great apes (chimpanzees, gorillas, orangutans) as well as humans. 

adj
  • Of the Hominidae. 

human being

noun
  • A person; a large sapient, bipedal primate, with notably less hair than others of that order, of the species Homo sapiens. 

  • Any member of the genus Homo, including extinct species. 

How often have the words hominid and human being occurred in a corpus of books? (source: Google Ngram Viewer )