| Regulator for houselights | 25 |
| Light-regulating device | 23 |
| Device that regulates current | 29 |
| Monkey used in research | 23 |
| Medical research monkey | 23 |
| Variety of macaque monkey | 25 |
| Monkey with a silky coat | 24 |
| Monkey used in medicine | 23 |
| Monkey of northern India | 24 |
| Monkey in a lab, maybe | 22 |
| Monkey around the lab? | 22 |
| Common laboratory subject | 25 |
| Alternatives to monkey bars? | 28 |
| Typical political talk | 22 |
| Subject taught by Aristotle | 27 |
| Subject explored by Plato | 25 |
| Grandiloquent language | 22 |
| Aristotle's subject | 23 |
| Like many stump speeches | 24 |
| Scarlett's third husband | 28 |
| One giving Scarlett a fever? | 28 |
| Classic role for Clark | 22 |
| Butler in an epic movie | 23 |
| Butler in a Civil War epic | 26 |
| Bonnie Blue's father | 24 |
| Bonnie Blue's daddy | 23 |
| Bonnie Blue Butler's dad | 28 |
| Scarlett's husband | 22 |
| One of Clark's roles | 24 |
| O'Hara's Butler | 23 |
| He gave Scarlett fever? | 23 |
| He didn't give a damn | 25 |
| Clark Gable's Butler | 24 |
| Butler who emerged in 1936 | 26 |
| Butler on a plantation | 22 |
| Butler of book or film | 22 |
| Butler in a Civil War flick | 27 |
| Butler in a best seller | 23 |
| Butler from Charleston | 22 |
| "G.W.T.W." name | 25 |
| More affected by a cold | 23 |
| River starting in Switzerland | 29 |
| Watery view from Basel | 22 |
| Düsseldorf's river | 25 |
| Where Alberich struck gold | 26 |
| Swiss/Austrian border river | 27 |
| Schaffhausen's river | 24 |
| River seen from Lorelei Rock | 28 |
| River past Liechtenstein | 24 |
| Ohio band Over the ___ | 22 |
| Lorelei's bailiwick | 23 |
| It rises in the Swiss Alps | 26 |
| It has Bonn on its banks | 24 |
| In Dutch it's Rijn | 22 |
| Düsseldorf's waterway | 28 |
| Cologne is found on it | 22 |
| "Watch"-ed river? | 27 |
| "Watch on the ___" | 28 |
| Animal followed by a tickbird | 29 |
| Thick-skinned behemoth | 22 |
| Thick-skinned herbivore | 23 |
| One-horned beast, for short | 27 |
| Modern-day baluchitherium | 25 |
| Horned heavyweight, briefly | 27 |
| Horned beast, for short | 23 |
| Big zoo beast, for short | 24 |
| Zoo heavyweight, briefly | 24 |
| Thick-skinned vegetarian | 24 |
| Thick-skinned heavyweight | 25 |
| Thick-skinned creature | 22 |
| Tapir's kin, for short | 26 |
| Spike the Beanie Baby, e.g. | 27 |
| Second-largest land animal | 26 |
| Safari beast, for short | 23 |
| Safari animal, informally | 25 |
| Record label for a safari? | 26 |
| Massive mammal, for short | 25 |
| Mammal of Afr. or Ind. | 22 |
| Large beast, for short | 22 |
| Jungle beast for short | 23 |
| It's got a thick skin | 25 |
| Horned zoo beast, informally | 28 |
| Horned animal, for short | 24 |
| Horned animal with thick skin | 29 |
| Horn-nosed beast, briefly | 25 |
| Heavy herbivore, briefly | 24 |
| Endangered African beast | 24 |
| Beast with a prominent horn | 27 |
| Archival-reissue music label | 28 |
| African horned charger | 22 |
| African animal, for short | 25 |
| A perissodactyl, for short | 26 |
| Thick-skinned herbivores | 24 |
| They're thick-skinned | 25 |
| Thick-skinned creatures | 23 |
| Thick-skinned critters | 22 |
| Ones making lots of charges | 27 |
| Myopic mammals, informally | 26 |
| Massive mammals, for short | 26 |
| Horned zoo animals, briefly | 27 |