Red Underwing vs Lotis Blue Butterfly
Side-by-side species comparison
| Attribute | Red Underwing | Lotis Blue Butterfly |
|---|---|---|
| Scientific Name | Catocala nupta | Lycaeides argyrognomon lotis |
| Order | Lepidoptera | Lepidoptera |
| Family | Erebidae | Lycaenidae |
| Size | Wingspan 70-82mm | 2-2.5 cm wingspan |
| Habitat | Woodlands | Beaches & Coastal |
| Diet | Herbivores | Herbivores |
| Regions | Europe, Asia | United States |
| Conservation | Least Concern | Critically Endangered |
Red Underwing
A large moth with bark-like grey forewings and vivid red and black banded hindwings flashed as a startle defense.
Did You Know?
When disturbed from tree bark it flashes its bright red hindwings creating a startle effect then vanishes by closing them.
Lotis Blue Butterfly
A small blue butterfly historically found in sphagnum bog habitats in coastal Mendocino County, California. It has not been seen since 1983.
Did You Know?
Despite extensive searches, no living individuals have been found in over 40 years.