Reindeer Nose Bot Fly vs Freija Fritillary
Side-by-side species comparison
| Attribute | Reindeer Nose Bot Fly | Freija Fritillary |
|---|---|---|
| Scientific Name | Cephenemyia trompe | Boloria freija |
| Order | Diptera | Lepidoptera |
| Family | Oestridae | Nymphalidae |
| Size | 14-18 mm | 30-40 mm wingspan |
| Habitat | Heathland | Tundra & Arctic |
| Diet | Omnivores | Omnivores |
| Regions | Scandinavia, Finland, northern Russia, Siberia | Alaska, northern Canada, Scandinavia, Finland, northern Russia, Siberia |
| Conservation | Least Concern | Least Concern |
Reindeer Nose Bot Fly
A large, hairy, bee-like fly that squirts live larvae into the nostrils of reindeer. The larvae develop in the nasal passages and throat of the host. Adults resemble bumblebees and do not feed.
Did You Know?
This fly is one of the fastest insects in the world for its size, capable of pursuing running reindeer at speeds exceeding 40 kilometers per hour.
Freija Fritillary
A medium-small fritillary with bright orange wings bearing black zigzag markings. The hindwing underside features a distinctive arrowhead pattern in white and brown. It has a rapid, low flight over tundra bogs.
Did You Know?
Named after the Norse goddess Freya, this butterfly is among the first to fly each spring in the boreal north.