Head to head
Scorpionfly vs Snakefly
The scorpionfly and snakefly both borrow their names from more fearsome animals, but neither poses any real danger to people, relying instead on a scavenging lifestyle and an active hunting style respectively.
| Scorpionfly | Snakefly | |
|---|---|---|
| Scientific name | Panorpidae (family) | Raphidioptera (order) |
| Alarming feature | A male's upward-curved tail resembling a scorpion's sting | An elongated, flexible neck used in a snake-like strike |
| Actual danger to people | Harmless, the tail has no venom and cannot sting | Harmless, no venom and cannot meaningfully bite |
| Feeding habit | Scavenges dead insects and feeds on nectar | Actively hunts aphids, mites, and small insects |
| Courtship behaviour | Males may offer a nuptial gift of saliva or prey | Not a notably documented courtship behaviour |
| Global distribution | Mainly temperate Northern Hemisphere | Only temperate Northern Hemisphere, absent from the tropics and Southern Hemisphere |
| Native range | Forest and grassland across the Northern Hemisphere | Forest habitat across the Northern Hemisphere |
| Conservation status | Not Evaluated | Not Evaluated |
Scorpionfly vs Snakefly: common questions
Do the scorpionfly and snakefly pose any real danger to people?
No, neither species is dangerous; the scorpionfly's scorpion-like tail has no venom and cannot sting, and the snakefly's snake-like head movements come with no venom and no meaningful bite.
Which of the two, the scorpionfly or snakefly, is a more active hunter?
The snakefly, which actively hunts aphids, mites, and other small insects at every life stage, while the scorpionfly instead mostly scavenges dead or dying insects and feeds on nectar.
Where are scorpionflies and snakeflies found in the world?
Both are found mainly across temperate regions of the Northern Hemisphere, though the snakefly's range is even more restricted, being completely absent from the tropics and the entire Southern Hemisphere.