Small insect with pincers (6)
I believe the answer is:
earwig
(Other definitions for earwig that I've seen before include "Small insect with aural toupee?" , "An insect, I wager (anag.)" , "Insect with antennae and pincers" , "An insect; to eavesdrop (slang)" , "Insect with pincer-like tail" .)