Common Mayfly vs Narrow-bordered Bombardier
Side-by-side species comparison
| Attribute | Common Mayfly | Narrow-bordered Bombardier |
|---|---|---|
| Scientific Name | Ephemera danica | Brachinus sclopeta |
| Order | Ephemeroptera | Coleoptera |
| Family | Ephemeridae | Carabidae |
| Size | 15-25 mm body | 6-9 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Detritivores | Omnivores |
| Regions | Europe | Mediterranean Europe, North Africa |
| Conservation | Least Concern | Least Concern |
Common Mayfly
Adults have no functional mouths and live only 1-3 days. Massive synchronized emergences called "hatches" are among natures great spectacles. Excellent water quality indicators.
Did You Know?
Mayflies have the shortest adult lifespan of any insect — some species live just 5 minutes as adults, long enough only to mate. They are the only insects with a winged sub-adult stage.
Narrow-bordered Bombardier
A Mediterranean bombardier beetle with a narrow body and orange-brown coloring. It shelters communally under stones in dry habitats.
Did You Know?
Groups of up to 100 individuals have been found sheltering together under a single stone.