Historical clue formulations

• Down Under runners — 2026-08-16
• Bevy : quails :: mob : ___ — 2026-06-07
• Nesting pair in the Outback — 2025-07-27
• Denizens of the Great Victoria Desert — 2025-07-26
• Australia declared "war" on them in 1932, in an attempt to stop them from destroying crops — 2025-01-03
• Birds with wings about one-tenth the length of their bodies — 2024-10-16
• Cassowary relatives — 2024-10-08
• Weighty birds — 2024-06-05
• Birds with deep booming calls — 2024-03-10
• Their eggs are dark green — 2024-03-03
• Producers of green eggs (but not ham) — 2023-11-03
• Winners of a 1932 Australian "war" — 2023-01-12
• Flightless Australian birds — 2022-11-07
• Creatures whose newborns have striped bodies — 2022-01-15
• Ostrich relatives — 2021-12-05
• Images on some Australian silver coins — 2021-11-07
• Relatives of ostriches — 2021-09-27
• Feathered Outback runners — 2021-08-16
• Bevy : quails :: mob : ___ — 2020-12-27
• Australian avians — 2020-11-03
• Creatures whose males barely eat or drink during incubation — 2020-08-07
• Their eggs are incubated by males — 2019-10-20
• Images on Australia's 50-cent coins — 2018-09-06
• Layers of dark green eggs — 2018-08-01
• Birds that lay big green eggs — 2018-06-19
• Birds on some Australian coins — 2018-06-04
• Birds on Australian coins — 2018-03-05
• Tridactyl birds — 2018-03-04
• Sources of lean meat — 2017-12-17
• Outback flock — 2017-10-03
• Targets of a 1932 "war" in Australia — 2017-09-02
• Birds whose eggs are incubated by males — 2016-06-04
• Birds with deep drumming calls — 2016-03-17
• Pride : lions :: mob : ___ — 2016-01-31
• Big birds — 2016-01-14
• Cousins of ostriches — 2016-01-04
• Outback runners — 2015-12-06
• Cousins of ostriches — 2015-01-05
• Birds with inflatable neck sacs — 2014-03-09
• Three-toed runners — 2014-01-02
• Down Under runners — 2013-10-02
• Grounded birds — 2013-06-05
• Birds appearing on Australia's 50 cent coins — 2013-05-20
• Relatives of ostriches — 2013-04-01
• Certain bird herd — 2012-12-29
• Dingo prey — 2012-10-11
• Winged runners — 2012-08-31
• Outback sprinters — 2012-05-08
• Exotic avian pets — 2012-02-09
• Green-egg layers — 2012-01-29