coot vs great ape

coot

noun
  • Body louse (Pediculus humanus). 

  • A success; something excellent. 

  • Any of various aquatic birds of the genus Fulica that are mainly black with a prominent frontal shield on the forehead. 

  • A foolish or eccentric fellow 

great ape

noun
  • Any member of the taxonomic family Hominidae, including Homo, and also many similar extinct species. 

  • Any member of the taxonomic family Hominidae, including gorilla, orangutan, chimpanzee, excluding Homo. 

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