Grayish Duck With White Wing Patch

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2177, Puzzle 4 (Edinburgh Vaults).

Question is: Grayish Duck With White Wing Patch

and the answer is: GADWALL

Word Meaning:

GADWALL — A common, widespread dabbling duck which breeds in the northern hemisphere (Mareca strepera, syn. Anas strepera).

Definitions from Wiktionary.