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Sticker of Wasp mantidfly
Bug card No. 1423 of 1,500

Wasp mantidfly

Climaciella brunnea

The wasp mantidfly looks like a wasp, but it is only pretending. It has front legs that grab like a praying mantis and see-through wings with thick brown edges. Its stripes copy the colours of the paper wasps that live near it.

Lives in
Canada, the United States and south to Nicaragua, on flowers in forest clearings
Length
2 to 3 cm (0.79 to 1.2 in)
Top speed
about 4.7 km/h (2.9 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It has no sting at all, it only acts like a wasp to scare enemies away.
What does it eat?
The adult waits on flowers to grab small insects and also sips nectar. Its tiny larva rides on a wolf spider and later eats the spider's eggs.
For real!Photo of Wasp mantidfly
Picture by Ilona Loser. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Wasp mantidfly about 3 cm long (1.2 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 5 grains of rice in a rowcould fly across a whole football pitch in 80 secondsmoves 44 times its own body length every second

How big is Wasp mantidfly compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

When something bothers it, it curls its tail under its body like a wasp getting ready to sting. It is all a trick.

2

The baby is so tiny that it hitches a ride on a wolf spider. It waves its body in the air until a spider walks by.

3

When the mother spider builds her egg sac, the larva sneaks inside and feeds on the eggs.

4

To impress a female, the male lifts and spreads his wings again and again and stretches out his grabbing legs.

5

Because it visits flowers for nectar, it helps carry a little pollen from flower to flower.

you asked

Most asked questions about Wasp mantidfly

?Is the wasp mantidfly a wasp?

No. It is a net-winged insect that only looks and acts like a wasp, and it cannot sting.

?What does a wasp mantidfly eat?

Adults catch small insects on flowers and drink nectar. Larvae eat spider eggs.

?How big is a wasp mantidfly?

Its body is about 2 to 3 centimetres long.

For bug experts

Scientific name
Climaciella brunnea
Group
Other insects
Family
Mantispidae
Classification
Insecta > Neuroptera > Mantispidae
Lives on
North America
Also known as
Western mantidfly, Brown mantidfly

Where the facts come from

  1. Climaciella brunnea (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 Ilona Loser. CC BY-SA 3.0, Wikimedia Commons. The round sticker of this bug is cut from the same picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at hello@bugwiki.app and we will fix it.

More from the same group: Other insects

Also at home here: Forests and woods