fig-eater vs western Orphean warbler

fig-eater

noun
  • A bird (Sylvia hortensis) that feeds on figs and grapes, and that people eat as a delicacy. 

  • A beetle (Cotinis mutabilis) which ranges from central Texas across the southwestern United States and Mexico. 

  • A large beetle (Cotinis nitida) which has elytra that are velvety green with pale borders, which ranges from eastern Canada to central Texas, and which in the southern United States destroys figs. 

western Orphean warbler

noun
  • Sylvia hortensis, an Old World warbler. Now sometimes Curruca hortensis. 

How often have the words fig-eater and western Orphean warbler occurred in a corpus of books? (source: Google Ngram Viewer )