Four-Spotted Hister Beetle vs Arctic Woolly Bear Caterpillar Moth

Side-by-side species comparison

Attribute Four-Spotted Hister Beetle Arctic Woolly Bear Caterpillar Moth
Scientific Name Hister quadrimaculatus Gynaephora rossii
Order Coleoptera Lepidoptera
Family Histeridae Erebidae
Size 5-7 mm 28-38 mm wingspan
Habitat Heathland Heathland
Diet Dung Feeders Herbivores
Regions Europe Canadian Arctic, Alaska, northern Siberia
Conservation Least Concern Least Concern

Four-Spotted Hister Beetle

A glossy black hister beetle with four orange-red spots on its wing cases. It is associated with mammal dung in pastures and heathlands.

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Did You Know?

It typically arrives at fresh dung within the first hour and remains for several days until the pat dries out.

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.