Fatal Metalmark vs Franklin's Bumble Bee
Side-by-side species comparison
| Attribute | Fatal Metalmark | Franklin's Bumble Bee |
|---|---|---|
| Scientific Name | Calephelis nemesis | Bombus franklini |
| Order | Lepidoptera | Hymenoptera |
| Family | Riodinidae | Apidae |
| Size | 18-25 mm wingspan | 14-18 mm |
| Habitat | Rivers & Streams | Mountains |
| Diet | Nectar Feeders | Nectar Feeders |
| Regions | Southwestern United States, Mexico | Western United States |
| Conservation | Least Concern | Critically Endangered |
Fatal Metalmark
A tiny dark brown butterfly with fine metallic silver lines across the wings and minute checkered fringes. Despite its ominous name, it is a harmless nectar feeder.
Did You Know?
The name 'nemesis' refers to the Greek goddess of retribution, though the reason for this dramatic name is unclear.
Franklin's Bumble Bee
The world's most range-restricted bumble bee, found only in a small area between southern Oregon and northern California. It has not been reliably seen since 2006 and may be extinct.
Did You Know?
Its entire known range spans only about 190 miles north to south, making it the most geographically restricted bumble bee on Earth.