
Community identification
Woodlouse Hunter Spider
Dysdera crocata
- Order & Family
- Araneae / Dysderidae
- Size
- 9 to 15 mm for females; males 7 to 10 mm
Natural Habitat
Under rocks, logs, and leaf litter; frequently found in basements or damp areas near woodlouse populations.
Diet & Feeding
Specializes in preying upon woodlice (sowbugs or pillbugs) using large chelicerae to pierce their armor.
Behavior Patterns
Nocturnal ground hunter that does not build webs for catching prey; instead, it utilizes silk for daytime retreats or egg sacs.
Risks & Benefits
Generally harmless to humans; while they can bite if handled, the venom is not medically significant. Beneficially controls woodlouse populations.