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Sticker of Western eyed sphinx
Bug card No. 4676 of 4,939

Western eyed sphinx

Smerinthus ophthalmica
Eats: Nothing as a grown-upMothsForests and woods6 legs

The western eyed sphinx is a hawk moth from western North America. Like other eyed sphinxes, it has eye-like spots on its back wings that it can flash to scare off birds. The moths in the prairies are often pale brown.

Lives in
Western North America, from California to Alberta
Top speed
about 45 km/h (28 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. Moths cannot bite or sting.
What does it eat?
The grown-up moth does not eat. Its caterpillars eat the leaves of trees such as willows and poplars.
For real!Photo of Western eyed sphinx
Picture by Didier Descouens. CC BY-SA 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

For a long time it was counted as part of another moth, the one-eyed sphinx. In 2010 scientists split them into two species.

2

Its DNA turned out to be surprisingly different from its look-alike cousin.

3

Its front wings have smoother edges and lines than the one-eyed sphinx.

you asked

Most asked questions about Western eyed sphinx

?Where does the western eyed sphinx live?

In western North America, from California north to Alberta.

?Why is it called an eyed sphinx?

Its back wings have big spots that look like eyes, which can startle a hungry bird.

For bug experts

Scientific name
Smerinthus ophthalmica
Named by
Boisduval, 1855
Group
Moths
Family
Sphingidae
Classification
Insecta > Lepidoptera > Sphingidae
Lives on
North America

Where the facts come from

  1. Smerinthus ophthalmica (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 Didier Descouens. 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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Also at home here: Forests and woods

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