Fan-foot Moth vs Autumnal Moth
Side-by-side species comparison
| Attribute | Fan-foot Moth | Autumnal Moth |
|---|---|---|
| Scientific Name | Zanclognatha tarsipennalis | Epirrita autumnata |
| Order | Lepidoptera | Lepidoptera |
| Family | Erebidae | Geometridae |
| Size | 26-32 mm wingspan | 28-35 mm wingspan |
| Habitat | Woodlands | Forests |
| Diet | Herbivores | Herbivores |
| Regions | Europe | Scandinavia, Finland, northern Russia, subarctic Siberia |
| Conservation | Least Concern | Least Concern |
Fan-foot Moth
A subtle brown moth with fan-shaped palps and delicate wing markings. Found in woodland where dead leaves accumulate. Larvae feed on dead leaves on the woodland floor.
Did You Know?
The males have distinctive enlarged fan-shaped labial palps that give this moth its common name.
Autumnal Moth
A grayish-brown moth with faint wavy crosslines on the forewings. It flies in autumn in subarctic birch forests. Periodic outbreaks of its larvae can completely defoliate vast areas of mountain birch forest.
Did You Know?
Outbreaks of this moth in Scandinavian birch forests occur roughly every 10 years and can kill entire mountain birch forests across thousands of hectares.