bipedal vs hominid

bipedal

adj
  • Pertaining to a biped. 

  • Having two feet or two legs; biped. 

hominid

adj
  • Of the Hominidae. 

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

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