Horn Fly vs Bush Fly

Side-by-side species comparison

Attribute Horn Fly Bush Fly
Scientific Name Haematobia irritans Musca vetustissima
Order Diptera Diptera
Family Muscidae Muscidae
Size 3-5 mm 5-7 mm
Habitat Farmland Farmland
Diet Blood Feeders Dung Feeders
Regions Worldwide Australia
Conservation Least Concern Least Concern

Horn Fly

A small blood-feeding fly that spends almost its entire life on cattle. It clusters at the base of horns and along the back and belly.

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Did You Know?

Each fly feeds up to 40 times daily, and infestations of thousands per animal cause severe weight loss.

Bush Fly

Australia's most iconic nuisance fly, swarming around faces to feed on moisture. It breeds in cattle dung across the Australian outback.

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Did You Know?

The classic 'Aussie salute' — waving a hand in front of the face — exists because of this fly.