Eurasian sparrowhawk vs tendril

Eurasian sparrowhawk

noun
  • A bird of the species Accipiter nisus 

tendril

noun
  • A hair-like tentacle. 

  • A thin, spirally coiling stem that attaches a plant to its support. 

adj
  • Having the shape or properties of a tendril; thin and coiling; entwining. 

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