Pacific Velvet Ant vs European Thick-headed Fly

Side-by-side species comparison

Attribute Pacific Velvet Ant European Thick-headed Fly
Scientific Name Dasymutilla sackenii Myopa buccata
Order Hymenoptera Diptera
Family Mutillidae Conopidae
Size 10-16 mm 6-10 mm
Habitat Beaches & Coastal Woodlands
Diet Parasitoids Parasitoids
Regions Western North America Europe
Conservation Least Concern Least Concern

Pacific Velvet Ant

A medium-sized velvet ant with orange and black coloring found along the Pacific coast of North America. It parasitizes ground-nesting bees and wasps.

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Did You Know?

Males are winged and look so different from the wingless females that they were originally described as separate species.

European Thick-headed Fly

A small reddish-brown conopid fly with a distinctively swollen face and downward-curving proboscis. It is commonly found basking on sunny tree trunks and fences in spring.

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Did You Know?

It times its emergence with the spring flight period of its Andrena bee hosts, waiting on sunny surfaces to ambush them.