Historical clue formulations

• Players who account for a disproportionate amount of a mobile game's revenue, in lingo — 2026-09-19
• Moby Dick and others — 2018-08-20
• High rollers, in casino lingo — 2014-03-22
• Bearers of calves — 1999-06-13
• Subjects of study at Woods Hole — 1996-06-11