ethological vs hominid

ethological

adj
  • Of or pertaining to ethology. 

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 ethological and hominid occurred in a corpus of books? (source: Google Ngram Viewer )