Rosalia Longhorn vs Glacier Black Fly
Side-by-side species comparison
| Attribute | Rosalia Longhorn | Glacier Black Fly |
|---|---|---|
| Scientific Name | Rosalia alpina funesta | Prosimulium alpestre |
| Order | Coleoptera | Diptera |
| Family | Cerambycidae | Simuliidae |
| Size | 15-35mm | 2-4 mm body length |
| Habitat | Mountains | Mountains |
| Diet | Wood Feeders | Blood Feeders |
| Regions | Europe | Alps, Northern Europe |
| Conservation | Vulnerable | Least Concern |
Rosalia Longhorn
A subspecies of the striking blue-grey alpine longhorn beetle found in southern populations.
Did You Know?
One of the most beautiful and most threatened beetles in Europe, entirely dependent on ancient beech forests.
Glacier Black Fly
A small black fly whose larvae develop in fast-flowing alpine streams. Adults are among the earliest insects active after snowmelt.
Did You Know?
Larvae anchor themselves to rocks in torrential currents using silk pads and tiny hooks.