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Low Risk

Crane Fly

Tipulidae

Large, delicate flies with extremely long legs, often mistaken for giant mosquitoes in Singapore. Despite their alarming appearance, crane flies are completely harmless to humans and do not bite or sting.

Crane Fly - Tipulidae

Risk Level

Low

Active Period

Year-round, attracted to lights in evening

Common Locations

Gardens, Lawns

Size

15–25mm body length, up to 60mm wingspan

Identification Guide

How to Identify Crane Fly

Physical Appearance

Very long slender legs that break off easily. Narrow body with long wings. Brown to grey colouring. V-shaped wing posture when at rest. Long thin antennae.

Size

15–25mm body length, up to 60mm wingspan

Common Locations

Gardens, Lawns, Near lights, Window areas

Crane Fly identification
Behaviour Patterns

Habitat & Behaviour

Activity & Breeding

Attracted to artificial lights and often enter buildings through open windows. Larvae live in moist soil feeding on decaying vegetation. Adults do not feed and live only a few days.

Active Period

Year-round, attracted to lights in evening

Warning Signs

Signs of Crane Fly Infestation

Large long-legged flies around exterior lights
Clusters near windows and doors in evening
Larvae in garden soil or compost
Seasonal increase during rainy periods
Multiple crane flies entering through open windows
Why Act Now

Health & Property Risks

No direct health risks to humans
Cannot bite or sting
May cause alarm due to resemblance to large mosquitoes
Nuisance pest in large numbers
Take Action

Prevention Tips

Install fine mesh screens on windows
Reduce exterior lighting that attracts them
Switch to yellow-tinted outdoor bulbs
Keep doors and windows closed in evening
Maintain lawn drainage to reduce larval habitat
Use curtains to block indoor light from attracting them
Got Questions?

Frequently Asked Questions

Need Help With Crane Fly?

Our experienced technicians can identify and eliminate crane fly infestations. Contact us for a free inspection and tailored treatment plan.