Gypsy Moth Tachinid vs Sand Robber Fly

Side-by-side species comparison

Attribute Gypsy Moth Tachinid Sand Robber Fly
Scientific Name Compsilura concinnata Philonicus albiceps
Order Diptera Diptera
Family Tachinidae Asilidae
Size 7-10 mm 12-18 mm
Habitat Woodlands Beaches & Coastal
Diet Parasites Predators
Regions Europe, North America, Asia Europe, North Africa
Conservation Least Concern Least Concern

Gypsy Moth Tachinid

A parasitic fly introduced to North America from Europe to control gypsy moths. It has an extremely broad host range attacking over 200 insect species.

💡

Did You Know?

Its introduction to North America is now considered a mistake because it devastated native silk moth populations.

Sand Robber Fly

A pale sandy-colored robber fly found on coastal dunes and sandy heaths. It hunts other flies and small insects on open sand.

💡

Did You Know?

Its pale coloration provides perfect camouflage against the sandy substrates where it hunts.