Extinct Flightless Seabird
This page is the CodyCross answer for the clue below from Water Park, Group 756, Puzzle 3 (Conveyor Belt).
Question is: Extinct Flightless Seabird
and the answer is: GREATAUK
Word Meaning:
GREAT AUK — A large extinct auk (†Pinguinus impennis).
Definitions from Wiktionary.