Bordered White vs Screwworm Fly

Side-by-side species comparison

Attribute Bordered White Screwworm Fly
Scientific Name Bupalus piniaria Cochliomyia hominivorax
Order Lepidoptera Diptera
Family Geometridae Calliphoridae
Size 32-40 mm wingspan 8-12 mm
Habitat Forests Forests
Diet Omnivores Blood Feeders
Regions Europe, temperate Asia Central America, South America, Caribbean
Conservation Least Concern Least Concern

Bordered White

A sexually dimorphic moth where males are white with brown borders and females are orange-brown. It is one of the most important defoliators of pine forests in Europe.

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Did You Know?

Major outbreaks can defoliate thousands of hectares of pine forest in a single season.

Screwworm Fly

A devastating parasitic fly whose larvae feed on living tissue of warm-blooded animals. It was eradicated from North America using the sterile insect technique.

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Did You Know?

The sterile male release program that eradicated it from the US is considered one of the greatest triumphs in pest control history.