Historical clue formulations

• "Planet of the ___" — 2026-08-10
• Copies — 2026-06-01
• Primatologists' subjects — 2026-04-12
• "Great" animals — 2026-01-07
• Creatures that take over Earth in a 1968 film — 2025-03-07
• Acts like — 2024-11-21
• Orangutans, e.g. — 2024-11-05
• Impersonates, maybe — 2024-06-26
• "Great" creatures — 2024-04-18
• Does impressions of — 2024-02-01
• Does an impression of — 2023-07-02
• Uncreatively draws from — 2023-02-26
• Donkey Kong and others — 2022-10-16
• Creatures described as catarrhine, from the Latin for "downward-nosed" — 2022-08-28
• They share our blood types — 2022-07-22
• Does the same as — 2022-05-01
• Big lugs — 2021-12-28
• Imitates — 2021-10-27
• King Kong and others — 2021-08-16
• The avant-garde "artists" Congo and Pierre Brassau — 2021-08-15
• Chimps and bonobos — 2021-07-20
• Animals found in 16-, 20-, 35-, 51- and 58-Across — 2021-02-17
• Some sign language users — 2021-01-22
• Brutes — 2020-10-16
• Donkey Kong and others — 2020-03-29
• Caesar's army, in a popular film franchise — 2020-01-17
• Zoo exhibit — 2019-10-26
• Outdoor section of a zoo — 2019-08-22
• Humans' closest relatives — 2019-07-14
• "Great" creatures — 2019-04-24
• "Planet of the ___" — 2018-12-18
• Residents of a 1968 movie "planet" — 2018-11-12
• Section at a zoo — 2018-10-07
• Some early "astronauts" — 2018-06-02
• Mimics — 2017-11-19
• Gorillas — 2017-09-18
• Long-armed banana lovers — 2016-09-19
• Monkeys' uncles? — 2016-06-23
• Gibbons, e.g. — 2016-06-08
• Pithecological study — 2015-12-10
• Gorillas — 2015-11-02
• Tarzan's adopters — 2015-07-19
• Humans' cousins — 2015-05-03
• "Planet of the ___" — 2015-03-16
• Some early astronauts — 2014-11-15
• Copiers — 2014-10-29
• Big tree climbers — 2014-07-18
• Burlesques — 2014-03-01
• Copies — 2013-07-02
• Some of them have learned to sign — 2013-05-18