Fox Moth vs Spiny Oakworm Moth

Side-by-side species comparison

Attribute Fox Moth Spiny Oakworm Moth
Scientific Name Macrothylacia rubi Anisota stigma
Order Lepidoptera Lepidoptera
Family Lasiocampidae Saturniidae
Size Wingspan 50-65mm 45-65 mm
Habitat Beaches & Coastal Woodlands
Diet Herbivores Omnivores
Regions Europe Eastern North America
Conservation Least Concern Least Concern

Fox Moth

A richly colored russet-brown moth. The large hairy black caterpillar is commonly seen crossing paths in autumn.

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Did You Know?

The large dark caterpillar is one of the most commonly seen caterpillars in autumn as it searches for a hibernation site.

Spiny Oakworm Moth

A medium-sized saturniid with rich orange-brown wings bearing a small white discal spot. Males are darker and smaller than females, with more feathery antennae.

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Did You Know?

The spiny oakworm caterpillar is covered in sharp branching spines that can cause a mild irritation to the skin when handled carelessly.