beetle vs dung beetle

beetle

noun
  • Any of numerous species of insect in the order Coleoptera characterized by a pair of hard, shell-like front wings which cover and protect a pair of rear wings when at rest. 

  • A machine in which fabrics are subjected to a hammering process while passing over rollers, as in cotton mills; a beetling machine. 

  • A type of mallet with a large wooden head, used to drive wedges, beat pavements, etc. 

  • A game of chance in which players attempt to complete a drawing of a beetle, different dice rolls allowing them to add the various body parts. 

verb
  • To move (away) quickly, to scurry away. 

  • To beat with a heavy mallet. 

  • To loom over; to extend or jut. 

  • To finish by subjecting to a hammering process in a beetle or beetling machine. 

adj
  • Protruding, jutting, overhanging. 

dung beetle

noun
  • Any of the beetle of the family Scarabaeidae (scarab beetles), especially of the subfamilies Scarabaeinae and Aphodiinae, noted for rolling dung into balls for use as food or as brooding chambers. 

  • Any of the true dung beetles of subfamily Scarabaeinae. 

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