Arctic Woolly Bear Caterpillar Moth vs Golden-backed Snipe Fly

Side-by-side species comparison

Attribute Arctic Woolly Bear Caterpillar Moth Golden-backed Snipe Fly
Scientific Name Gynaephora rossii Chrysopilus thoracicus
Order Lepidoptera Diptera
Family Erebidae Rhagionidae
Size 28-38 mm wingspan 8-12 mm
Habitat Heathland Woodlands
Diet Herbivores Herbivores
Regions Canadian Arctic, Alaska, northern Siberia Eastern North America
Conservation Least Concern Least Concern

Arctic Woolly Bear Caterpillar Moth

A close relative of the Greenland woolly bear, this moth has pale gray wings and a densely furred body. The caterpillar is covered in long dark hairs and freezes solid each winter. Adults have reduced mouthparts.

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Did You Know?

This moth's caterpillar is parasitized at very high rates by ichneumon wasps, which may extend its already decade-long development even further.

Golden-backed Snipe Fly

A striking fly with golden thoracic hairs and dark wings that rests head-down on foliage. Larvae are predators in soil and leaf litter.

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Did You Know?

It characteristically rests on vegetation with its head pointed downward, ready to pounce on passing prey.