Bug Believed to Burrow in Hearing Receptacles
Puzzle 11 of Agatha Christie Medium Pack
Question is: Bug Believed to Burrow in Hearing Receptacles
and the answer is: EARWIG
Word Meaning:
EARWIG — Any of various insects of the order Dermaptera that have elongated bodies, large membranous wings folded underneath short leathery forewings and a pair of large pincers protruding from the rear of the abdomen.
Definitions from Wiktionary.