Two-banded Wasp Hoverfly vs Elm Seed Bug

Side-by-side species comparison

Attribute Two-banded Wasp Hoverfly Elm Seed Bug
Scientific Name Chrysotoxum bicinctum Arocatus melanocephalus
Order Diptera Hemiptera
Family Syrphidae Lygaeidae
Size 10-14 mm 6-7 mm
Habitat Underground Underground
Diet Nectar Feeders Seed Feeders
Regions Europe Europe (native), Northwestern North America (invasive)
Conservation Least Concern Least Concern

Two-banded Wasp Hoverfly

A striking wasp-mimicking hoverfly with bold yellow and black banding. Distinguished from wasps by its hovering flight and single pair of wings. Larvae develop in ant nests.

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Did You Know?

Despite being a harmless hoverfly, its excellent wasp mimicry deters most predators.

Elm Seed Bug

A small seed bug native to southern Europe that has become an invasive nuisance pest in the northwestern United States. It aggregates in enormous numbers on and inside buildings in summer and fall.

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Did You Know?

Thousands can invade a single home seeking shelter, producing a foul odor when disturbed or crushed.