On August 4, 1983 — While warming up before the 5th inning of the Yankees’ 3 – 1 win over the Blue Jays at Toronto’s Exhibition Stadium, New York OF Dave Winfield accidentally kills a seagull with a thrown ball. After the game, Winfield is brought to the Ontario Provincial Police station on charges of cruelty to animals and is forced to post a $500 bond before being released. The charges will be dropped the following day.

Source:
Baseball Reference August 4
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game