Bug Identifier
Nursery Web Spider
Community identification

Nursery Web Spider

Pisaura mirabilis

Order & Family
Araneae: Pisauridae
Size
Body length 10-15 mm (females) and 10-13 mm (males)
See this bug in the Encyclopedia

Natural Habitat

Tall grass, low-growing bushes, gardens, and woodland edges

Diet & Feeding

Carnivorous; hunts flies, mosquitoes, and other small insects by active stalking

Behavior Patterns

Active during the day. Known for the male offering a silk-wrapped fly gift to the female to avoid being eaten during mating. Females carry their large egg sacs in their chelicerae and build a 'nursery tent' for spiderlings.

Risks & Benefits

Benefits include controlling pest insect populations; they are harmless to humans and rarely bite unless severely provoked.