Historical clue formulations

• Stashes — 2025-08-02
• Gets ready to yell "Surprise!," perhaps — 2024-07-23
• Tries not to be found — 2024-03-12
• Camouflages — 2023-12-21
• Prepares for a surprise party — 2023-05-06
• Goes underground — 2021-09-30
• Tannery stock — 2018-08-12
• Screens — 2012-08-10
• Makes scarce — 2009-07-31
• Trapper's stock — 2006-03-25
• Pelts — 2002-08-04
• Camouflages — 2000-10-22
• Goes underground — 1999-10-20
• Cloaks — 1996-09-28
• Squirrels away — 1994-08-10