Sand Fly vs Hog Louse

Side-by-side species comparison

Attribute Sand Fly Hog Louse
Scientific Name Phlebotomus papatasi Haematopinus suis
Order Diptera Phthiraptera
Family Psychodidae Haematopinidae
Size 2-3 mm 4-6 mm
Habitat Caves Farmland
Diet Blood Feeders Blood Feeders
Regions Africa, Asia, Europe Europe, Asia, Africa, North America, South America
Conservation Least Concern Least Concern

Sand Fly

A tiny, hairy, yellowish fly with large dark eyes and wings held in a V-shape above the body. Females feed on blood and are the primary vectors of leishmaniasis in the Old World.

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Did You Know?

Sand flies are so small they can pass through standard mosquito netting, and they fly in short silent hops rather than sustained buzzing flight.

Hog Louse

The largest louse found on domestic animals, exclusively parasitizing pigs. It feeds on blood and is most commonly found behind the ears and in skin folds.

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Did You Know?

At up to 6 mm long, the hog louse is the largest sucking louse known, easily visible to the naked eye on infested pigs.