Australian March Fly vs Snow Crane Fly

Side-by-side species comparison

Attribute Australian March Fly Snow Crane Fly
Scientific Name Bibio imitator Chionea valga
Order Diptera Diptera
Family Bibionidae Limoniidae
Size 6-10 mm 5-8 mm body length
Habitat Woodlands Caves
Diet Herbivores Fungus Feeders
Regions Australia Europe, Northern Asia
Conservation Least Concern Least Concern

Australian March Fly

A robust black bibionid fly that appears in large numbers during the Australian autumn. It has a hairy body and is a sluggish flyer, often seen resting on vegetation.

💡

Did You Know?

Despite sharing the common name with horse flies in Australia, march flies in the family Bibionidae are completely harmless.

Snow Crane Fly

A wingless crane fly adapted to cold environments, found walking on snow surfaces in winter. It resembles a long-legged spider and is active only at or below freezing temperatures.

💡

Did You Know?

It is one of the few insects active in midwinter, crawling across snow to find mates when most other insects are dormant.