fig-eater vs green June beetle

fig-eater

noun
  • 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. 

  • 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. 

green June beetle

noun
  • Cotinis nitida, a species of beetle found in the eastern United States and Canada. 

How often have the words fig-eater and green June beetle occurred in a corpus of books? (source: Google Ngram Viewer )