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Sticker of Delicate cycnia moth
Bug card No. 1329 of 4,939

Delicate cycnia moth

Cycnia tenera
Eats: PlantsMothsGardens and meadows6 legs

The delicate cycnia is a white moth with a buttery yellow edge on its front wings and a yellow body with black dots. It tastes bad because its caterpillar eats poisonous plants. When a bat comes near, it clicks to say: do not eat me.

Lives in
North America, from British Columbia to Nova Scotia and south to Arizona and Florida
Wingspan
3 to 4 cm (1.2 to 1.6 in)
Top speed
about 14 km/h (8.7 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
Its fuzzy caterpillars eat dogbane and milkweed leaves at night. These plants have a poisonous milky juice.
For real!Photo of Delicate cycnia moth
Picture by Patrick Coin ( Patrick Coin ). CC BY-SA 2.5, via Wikimedia Commons.

How big is it?

How wide are its wings?

Delicate cycnia moth wings about 4 cm tip to tip (1.6 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
wings as wide as 7 grains of rice in a rowcould fly across a whole football pitch in 27 seconds

How big is Delicate cycnia moth compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Bats learn from its clicks that it tastes bad, and then leave it alone.

2

Its clicks might also confuse a bat's sonar.

3

Its caterpillars are covered in soft grey to white hairs and eat in small groups.

4

The cocoon is grey and covered in the caterpillar's own hairs.

you asked

Most asked questions about Delicate cycnia moth

?Why does the delicate cycnia click?

To warn bats that it tastes bad. It may also confuse their hunting sounds.

?How big is the delicate cycnia?

Its wings are about 3 to 4 centimetres across.

For bug experts

Scientific name
Cycnia tenera
Group
Moths
Family
Erebidae
Classification
Insecta > Lepidoptera > Erebidae
Lives on
North America
Also known as
Dogbane tiger moth, Delicate cycnia

Where the facts come from

  1. Cycnia tenera (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 Patrick Coin ( Patrick Coin ). CC BY-SA 2.5, 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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