Historical clue formulations

• What's your beef? — 2016-12-06
• Turkey isn't one — 2013-11-24
• Carnivore's love — 2011-12-25
• Food thrown to lions — 2011-03-28
• Food for many zoo animals — 2003-10-26
• Buffalo, e.g. — 2002-06-08
• Beef, e.g. — 2002-01-07
• Steak, e.g. — 1999-05-23
• Vegetarian's bane — 1995-08-10
• Vegetarian's no-no — 1995-03-07
• Vegetarian's no-no — 1994-03-08