Greedy Bird
Puzzle 20 of City Nicknames Hard Pack
Question is: Greedy Bird
and the answer is: GANNET
Word Meaning:
GANNET — Any of three species of large seabird in the genus Morus, of the family Sulidae. They have black and white bodies and long pointed wings, and hunt for fish by plunge diving and pursuing their prey underwater.
Definitions from Wiktionary.