Deer Bot Fly vs Delhi Sands Flower-loving Fly

Side-by-side species comparison

Attribute Deer Bot Fly Delhi Sands Flower-loving Fly
Scientific Name Cephenemyia stimulator Rhaphiomidas terminatus abdominalis
Order Diptera Diptera
Family Oestridae Mydidae
Size 12-15 mm 2.5-3.5 cm
Habitat Woodlands Beaches & Coastal
Diet Parasites Herbivores
Regions Europe United States
Conservation Least Concern Endangered

Deer Bot Fly

A parasitic fly that deposits larvae in the nostrils of roe deer. The larvae develop in the pharyngeal region before being sneezed out.

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Did You Know?

Once erroneously claimed to fly at over 1,300 km/h, making it a famous example of scientific exaggeration.

Delhi Sands Flower-loving Fly

A large flower fly endemic to the Delhi Sands area of San Bernardino County, California. It was the first fly to be listed under the U.S. Endangered Species Act.

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Did You Know?

Listing this fly in 1993 caused controversy when it delayed construction of a hospital in its habitat.