Mountain Ash Sawfly vs West African Firefly
Side-by-side species comparison
| Attribute | Mountain Ash Sawfly | West African Firefly |
|---|---|---|
| Scientific Name | Pristiphora geniculata | Luciola lusitanica |
| Order | Hymenoptera | Coleoptera |
| Family | Tenthredinidae | Lampyridae |
| Size | 5-7 mm | 8-12 mm |
| Habitat | Mountains | Ponds & Lakes |
| Diet | Herbivores | Herbivores |
| Regions | Europe, introduced to North America | West Africa (Senegal, Guinea, Sierra Leone, Liberia, Ghana) |
| Conservation | Least Concern | Least Concern |
Mountain Ash Sawfly
A small blackish sawfly with pale legs whose green larvae can completely defoliate mountain ash (rowan) trees. Larvae have dark heads and feed gregariously.
Did You Know?
Introduced to North America in the early 1900s, it quickly became the most damaging pest of ornamental mountain ash trees across the continent.
West African Firefly
A small soft-bodied beetle that produces bioluminescent flashes to attract mates. Males fly and flash while females respond from vegetation. The light is produced by a chemical reaction involving luciferin and luciferase.
Did You Know?
Firefly light is the most efficient light source in nature, with nearly 100% of the energy converted to light and almost no heat.