Atlantic puffin vs Eurasian bullfinch

Atlantic puffin

noun
  • A species of puffin (Fratercula arctica). 

Eurasian bullfinch

noun
  • A small passerine bird, Pyrrhula pyrrhula, in the finch genus. 

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