Bug Identifier
Daddy Long Legs (Cellar Spider)
Community identification

Daddy Long Legs (Cellar Spider)

Pholcidae

Order & Family
Order Araneae, Family Pholcidae
Size
Body length is typically 2 to 10 mm, with leg span reaching up to 50 mm.
See this bug in the Encyclopedia

Natural Habitat

Found worldwide, commonly in dark, damp areas such as cellars, basements, crawl spaces, and corners of rooms in houses.

Diet & Feeding

Carnivorous. They feed primarily on other spiders, insects, and sometimes woodlice, catching prey in irregular webs or actively hunting them.

Behavior Patterns

They build messy, irregular webs in corners. When disturbed, they vibrate rapidly in their webs to blur their image and deter predators.

Risks & Benefits

Generally considered beneficial as they help control populations of other household pests, including mosquitoes, flies, and venomous spiders like black widows. They are harmless to humans and their venom poses no significant medical threat.