Walnut Husk Fly vs Fuscipes Tsetse Fly

Side-by-side species comparison

Attribute Walnut Husk Fly Fuscipes Tsetse Fly
Scientific Name Rhagoletis completa Glossina fuscipes
Order Diptera Diptera
Family Tephritidae Glossinidae
Size 5-7 mm 7-10 mm
Habitat Orchards Rivers & Streams
Diet Fruit Feeders Herbivores
Regions North America, Southern Europe Central and East Africa, from Cameroon to Uganda
Conservation Least Concern Least Concern

Walnut Husk Fly

A fruit fly whose larvae feed inside walnut husks, staining and damaging the nuts. It has become an invasive pest in European walnut-growing regions.

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Did You Know?

Larval feeding stains walnut shells black, making them unmarketable even though the nut inside may be fine.

Fuscipes Tsetse Fly

A small riverine tsetse fly that is the major vector of Trypanosoma brucei gambiense in Central and East Africa. It inhabits riverine vegetation and lakeshores and is responsible for most human African trypanosomiasis cases. Multiple subspecies exist with different geographic ranges.

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Did You Know?

It is responsible for transmitting over 90 percent of human sleeping sickness cases, mostly in the Democratic Republic of Congo.