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Sticker of Black-shouldered drone fly
Bug card No. 0477 of 4,939

Black-shouldered drone fly

Eristalis dimidiata

The black-shouldered drone fly is a hoverfly, a fly that can hang almost still in the air. It is mostly black with white stripes on its belly. Its clear wings have a dark patch near the base, like little black shoulders.

Lives in
Canada and the eastern and northern United States, mostly in forests
Top speed
about 14 km/h (8.7 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting, even though it looks a bit like a bee.
What does it eat?
Grown-ups visit flowers for sweet nectar and protein-rich pollen. The babies live in water and filter tiny bits of food from it.
For real!Photo of Black-shouldered drone fly
Picture by Rhododendrites. CC BY-SA 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

It is one of the first hoverflies to fly in spring, so it probably spends the winter as a grown-up fly.

2

In the warm south it can be seen flying all year round.

3

Its larva is a rat-tailed maggot that lives in water and breathes through a long tube like a snorkel.

4

Hoverflies are also called flower flies, because they are so often found on flowers.

you asked

Most asked questions about Black-shouldered drone fly

?Can a drone fly sting?

No. It is a fly, not a bee, and it has no sting.

?What do drone flies eat?

The adults eat nectar and pollen from flowers.

For bug experts

Scientific name
Eristalis dimidiata
Group
Flies and mosquitoes
Family
Syrphidae
Classification
Insecta > Diptera > Syrphidae
Lives on
North America

Where the facts come from

  1. Eristalis dimidiata (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Rhododendrites. CC BY-SA 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

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More from the same group: Flies and mosquitoes

Also at home here: Forests and woods

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