
Community identification
Yellow Sac Spider
Cheiracanthium mildei / inclusum
- Order & Family
- Araneae; Cheiracanthiidae
- Size
- 5 to 10 millimeters (body length)
Natural Habitat
Found indoors on walls and ceilings, and outdoors in gardens, leaves, and low-growing vegetation.
Diet & Feeding
Carnivorous; feeds on small insects and other spiders by active hunting rather than web-trapping.
Behavior Patterns
Nocturnal hunters that do not build webs for catching prey, but instead build small silk retreat sacs for resting and protection during the day.
Risks & Benefits
Often bites if trapped against skin; venom can cause localized pain, swelling, and itching. Benefits the ecosystem as a natural pest control agent.