Nostril on the Top of the Head of a Whale
Puzzle 13 of Words ending with – ING Piece of Cake Pack
Question is: Nostril on the Top of the Head of a Whale
and the answer is: BLOWHOLE
Word Meaning:
BLOWHOLE — (marine biology) The spiracle, on the top of the head, through which cetaceans breathe.
Definitions from Wiktionary.