Historical clue formulations

• Short boxers, e.g. — 2025-12-28
• Things weighed in pounds? — 2017-02-11
• Young wolves — 2015-12-10
• Canine newborns — 2014-01-20
• Litter, maybe — 2010-09-17
• Litter members — 2002-01-28
• Littermates — 2000-04-01
• Critters in litters — 1998-04-20
• Small boxers — 1996-03-03