Historical clue formulations

• A dromedary has one — 2024-12-02
• Body feature of a mammoth — 2022-08-07
• Distinctive part of a zebu — 2019-09-22
• Distinctive part of a bison — 2016-12-03
• Zebu feature — 2016-06-11
• Something to get over — 2014-07-27
• Aquatic singer — 2013-12-01
• Camel feature — 2009-05-18
• Camel feature — 2004-04-07
• Good thing to get over — 2003-11-22
• ___ Day (Wednesday) — 2000-04-09