| Answer | Crossword Clue |
|---|---|
| SATIRE | A species of literature. |
| ASPEN | A species of poplar. |
| BIGAMY | A species of polygamy |
| ECOTYPE | Distinct segment of a species |
| LINNEAN | Of a genus-species system |
| BREED | Distinct variety of a species |
| STASIS | Most of a species' evolutionary history |
| RUTA | Species of a strong-scented herb. |
| HOGNUT | Fruit of a species of hickory. |
| HOLOTYPE | First specimen of a new species |
| MODESTY | A "species of nobility," according to Spinoza |
| ALIENVSPREDATOR | 2004 movie featuring a clash of sci-fi species |
