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Sticker of Dreamy duskywing
Bug card No. 1420 of 4,939

Dreamy duskywing

Erynnis icelus
Eats: Nectar and pollenButterfliesForests and woods6 legs

The dreamy duskywing is a small skipper butterfly from the cool forests of North America. Skippers have chunky bodies and dart quickly from place to place. Its caterpillar is so see-through that you can spot its heart.

Lives in
Northern North America, in cool northern forests
Wingspan
2.9 to 3.8 cm (1.1 to 1.5 in)
Top speed
about 34 km/h (21 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It does not bite or sting.
What does it eat?
Adults sip nectar from flowers like blueberry, wild strawberry, blackberry and lupine. Caterpillars eat willow, poplar and sometimes birch leaves.
For real!Photo of Dreamy duskywing
Picture by D. Gordon E. Robertson. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Dreamy duskywing wings about 3.8 cm tip to tip (1.5 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 6 grains of rice in a rowcould fly across a whole football pitch in 11 seconds

How big is Dreamy duskywing compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its caterpillar is pale green with lots of white dots.

2

You can see the caterpillar's heart as a green stripe along the middle of its back.

3

Adults fly from April to early July.

4

Usually there is only one family of young a year.

you asked

Most asked questions about Dreamy duskywing

?What does the dreamy duskywing eat?

Butterflies drink nectar from flowers like blueberry and lupine. Caterpillars eat willow and poplar leaves.

?How big is the dreamy duskywing?

Its wings measure about 29 to 38 millimetres from tip to tip.

For bug experts

Scientific name
Erynnis icelus
Group
Butterflies
Family
Hesperiidae
Classification
Insecta > Lepidoptera > Hesperiidae
Lives on
North America
Also known as
Aspen dusky wing

Where the facts come from

  1. Erynnis icelus (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 D. Gordon E. Robertson. CC BY-SA 3.0, 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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