beccafico vs figpecker

beccafico

noun
  • A small bird, Sylvia hortensis, the figpecker. 

figpecker

noun
  • A bird, the western Orphean warbler, Sylvia hortensis, prized by gourmets. 

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