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Sticker of New Zealand magpie moth
Bug card No. 2991 of 4,939

New Zealand magpie moth

Nyctemera annulata
Eats: PlantsMothsGardens and meadows6 legs

The magpie moth is black with white spots, just like a magpie bird is black and white. Its body has orange bands. It flies during the day, so people often think it is a butterfly.

Lives in
Only in New Zealand, all over the country
Wingspan
3.5 to 4.5 cm (1.4 to 1.8 in)
Top speed
about 15 km/h (9.3 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. Look at its hairy caterpillars, but there is no need to pick them up.
What does it eat?
Its caterpillars eat ragwort and related plants. Grown-ups flutter over these plants in the mornings and evenings.
For real!Photo of New Zealand magpie moth
Picture by Birgit E. Rhode, Landcare Research New Zealand Ltd.. CC BY 4.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

New Zealand magpie moth wings about 4.5 cm tip to tip (1.8 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 8 grains of rice in a rowcould fly across a whole football pitch in 25 seconds

How big is New Zealand magpie moth compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

Its caterpillar is a hairy woolly bear: black with red lines, blue spots and tufts of hair.

2

The caterpillars can freeze solid and still survive, so it can live even in cold parts of New Zealand.

3

The caterpillar weaves its own hairs into its silk cocoon.

4

From egg to moth takes about six to seven weeks.

5

It is found nowhere else in the world except New Zealand.

you asked

Most asked questions about New Zealand magpie moth

?Is the magpie moth a butterfly?

No, it is a moth. It flies in daylight and is very colourful, so people often mix it up with a butterfly.

?What does the magpie moth caterpillar eat?

Ragwort and other plants of the same family.

For bug experts

Scientific name
Nyctemera annulata
Named by
Boisduval, 1832
Group
Moths
Family
Erebidae
Classification
Insecta > Lepidoptera > Erebidae
Lives on
Australia and Oceania
Also known as
Magpie moth

Where the facts come from

  1. Nyctemera annulata (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 Birgit E. Rhode, Landcare Research New Zealand Ltd.. CC BY 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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