The Nature skill measures a character’s knowledge of natural terrains, beasts, plants, and hazards. Unlike Survival, the Nature skill doesn’t necessarily imply practical experience with a phenomenon. The most commonly used ability score is Intelligence. Examples include the following activities:
| DC | Activity |
| 10 | Tell a poison berry from a safe one; identify contact-hazardous plants such as poison ivy |
| 15 | Intuit what kind of wildlife inhabits the surrounding environment; identify medicinal plants |
| 18 | Detect signs of fey crossing or other woodland spirits; predict weather up to 7 days in advance |
| 20 | Anticipate natural disasters from local animal behavior; assess the long-term health of a natural environment from a short examination |