Bug Identifier
Crab Spider
Community identification

Crab Spider

Thomisidae family (e.g., Xysticus or Bassaniana genus)

Order & Family
Araneae (Order), Thomisidae (Family)
Size
3 to 10 mm (body length)
See this bug in the Encyclopedia

Natural Habitat

Outdoors on flowers, foliage, tree bark, leaf litter, and soil; occasionally wanders indoors accidentally.

Diet & Feeding

Carnivorous; feeds on small insects such as flies, bees, ants, and mosquitoes, ambush-style without building webs.

Behavior Patterns

Walks sideways and backwards crab-like using enlarged front legs. They are solitary ambush predators that lie in wait for prey rather than spinning webs.

Risks & Benefits

Harmless to humans and pets (bites are extremely rare and mild). Beneficial pest control that eats nuisance insects.