Norse Grayling vs Uncompahgre Fritillary Butterfly
Side-by-side species comparison
| Attribute | Norse Grayling | Uncompahgre Fritillary Butterfly |
|---|---|---|
| Scientific Name | Oeneis norna | Boloria acrocnema |
| Order | Lepidoptera | Lepidoptera |
| Family | Nymphalidae | Nymphalidae |
| Size | 44-54 mm wingspan | 3-4 cm wingspan |
| Habitat | Heathland | Mountains |
| Diet | Omnivores | Herbivores |
| Regions | Scandinavia, Finland, northern Russia, Siberia | United States |
| Conservation | Least Concern | Endangered |
Norse Grayling
A medium-sized grayish-brown butterfly with subtle orange patches and small eyespots. The wings have a semi-translucent quality that helps with camouflage on lichen-covered ground. It has an erratic, low flight.
Did You Know?
This butterfly emerges in alternate years only, with populations synchronized so that all adults in an area appear in the same year.
Uncompahgre Fritillary Butterfly
A small alpine butterfly found only above 3900 m in the San Juan Mountains of Colorado. It was not discovered until 1978.
Did You Know?
Climate change is pushing its alpine habitat ever higher, leaving it with nowhere to go.