| Nature's aqualung | 21 |
| Nature's alarm clock | 24 |
| Nature's aerators | 21 |
| Nature ___ (still life, to Cézanne) | 38 |
| Nature writer Edwin Way ___ | 27 |
| Nature writer | 13 |
| Nature worshiper, of a sort | 27 |
| Nature worshiper | 16 |
| Nature worship | 14 |
| Nature walks, e.g. | 18 |
| Nature walks | 12 |
| Nature walk | 11 |
| Nature Valley snack | 19 |
| Nature trails | 13 |
| Nature trail sights | 19 |
| Nature show stars | 17 |
| Nature science: Abbr. | 21 |
| Nature prefix | 13 |
| Nature photographer's lens | 30 |
| Nature photographer Adams | 25 |
| Nature personified | 18 |
| Nature outing | 13 |
| Nature or hand leader | 21 |
| Nature of cyberspace? | 21 |
| Nature of being | 15 |
| Nature lovers, e.g. (Var.) | 26 |
| Nature lovers of a sort | 23 |
| Nature lovers | 13 |
| Nature lover's vacation destination | 39 |
| Nature lover's prefix | 25 |
| Nature lover | 12 |
| Nature in ___ | 13 |
| Nature in the ___ | 17 |
| Nature goddess of the Nile | 26 |
| Nature goddess | 14 |
| Nature films? | 13 |
| Nature films, perhaps | 21 |
| Nature film? | 12 |
| Nature deities depicted as beautiful maidens | 44 |
| Nature club | 11 |
| Nature calls? | 13 |
| Nature | 6 |
| Naturals, sometimes | 19 |
| Naturals, in dice | 17 |
| Naturals | 8 |
| Naturalness | 11 |
| Naturally-lit room | 18 |
| Naturally-lit living space | 26 |
| Naturally water-resistant wood | 30 |
| Naturally spoken | 16 |
| Naturally sluggish | 18 |
| Naturally occurring chipped stone | 33 |
| Naturally lit courtyard | 23 |
| Naturally inherent | 18 |
| Naturally inclined (to) | 23 |
| Naturally illuminated, in a way | 31 |
| Naturally illuminated | 21 |
| Naturally fitted for | 20 |
| Naturally disposed toward | 25 |
| Naturally curly hairdo | 22 |
| Naturally concerned? | 20 |
| Naturally competitive | 21 |
| Naturally bright? | 17 |
| Naturally bright | 16 |
| Naturally brewed beverage | 25 |
| Naturally belong | 16 |
| Naturalize | 10 |
| Naturalist/TV host Steve | 24 |
| Naturalist's subj. | 22 |
| Naturalist's response to pharmaceuticals | 44 |
| Naturalist who coined the term "invertebrate" | 55 |
| Naturalist who can explain this theme | 37 |
| Naturalist who appears on the California quarter | 48 |
| Naturalist Seton | 16 |
| Naturalist Roger ___ Peterson | 29 |
| Naturalist on California's state quarter | 44 |
| Naturalist on California quarters | 33 |
| Naturalist Johnson | 18 |
| Naturalist John: 1838–1914 | 33 |
| Naturalist John's family | 28 |
| Naturalist John et al. | 22 |
| Naturalist John | 15 |
| Naturalist from southern Louisiana? | 35 |
| Naturalist Fossey et al. | 24 |
| Naturalist Fossey | 17 |
| Naturalist Ernest T. | 20 |
| Naturalist Edwin Way ___ | 24 |
| Naturalist Comstock | 19 |
| Naturalist Charles | 18 |
| Naturalist Adams | 16 |
| Natural-history museum attraction | 33 |
| Natural-gas components | 22 |
| Natural-gas component | 21 |
| Natural-childbirth proponent Fernand | 36 |
| Natural, in '70s lingo | 26 |
| Natural, at Reno | 16 |
| Natural, as talent | 18 |
| Natural ____ | 12 |
| Natural ___ (subject of "fracking" in 2012) | 53 |
| Natural ___ | 11 |