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Sticker of Yellow-bowed smoothwing
Bug card No. 4892 of 4,939

Yellow-bowed smoothwing

Scaeva selenitica

The yellow-bowed smoothwing is a big hoverfly with a shiny black body. On its back it has three pairs of yellow marks shaped like little commas. It loves to visit flowers in meadows and hedges.

Lives in
Most of Europe, parts of Asia and North Africa, in meadows and hedgerows
Length
1.2 to 1.5 cm (0.47 to 0.59 in)
Top speed
about 16 km/h (9.9 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a fly and has no sting, even if its black and yellow colours remind you of a wasp.
What does it eat?
It drinks nectar and eats pollen from flowers like hawthorn, willow and daisy-type flowers. Its babies (larvae) eat aphids.
For real!Photo of Yellow-bowed smoothwing
Picture by M.chifari. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Yellow-bowed smoothwing about 1.5 cm long (0.59 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
as long as 2.5 grains of rice in a rowcould fly across a whole football pitch in 24 secondsmoves 300 times its own body length every second

How big is Yellow-bowed smoothwing compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its babies are helpful in the garden, because they gobble up aphids that suck the juice out of plants.

2

Each of its wings is about 10.5 to 12 millimetres long.

3

It has a close cousin that looks almost the same, but the cousin's comma marks are white instead of yellow.

4

Its body has only a few fine, light hairs, so it looks quite smooth and shiny.

you asked

Most asked questions about Yellow-bowed smoothwing

?Does the yellow-bowed smoothwing sting?

No. It is a hoverfly, and hoverflies have no sting.

?What does the yellow-bowed smoothwing eat?

The grown-ups drink nectar and eat pollen from flowers. The larvae eat aphids.

For bug experts

Scientific name
Scaeva selenitica
Group
Flies and mosquitoes
Family
Syrphidae
Classification
Insecta > Diptera > Syrphidae
Lives on
Europe, Asia, Africa

Where the facts come from

  1. Scaeva selenitica (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 M.chifari. 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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