Human Head Louse vs Keyhole Wasp
Side-by-side species comparison
| Attribute | Human Head Louse | Keyhole Wasp |
|---|---|---|
| Scientific Name | Pediculus humanus capitis | Pachodynerus nasidens |
| Order | Phthiraptera | Hymenoptera |
| Family | Pediculidae | Vespidae |
| Size | 2-3 mm | 10-15 mm |
| Habitat | Underground | Underground |
| Diet | Blood Feeders | Nectar Feeders |
| Regions | Europe, Asia, Africa, North America, South America, Oceania | Americas, introduced to Australia |
| Conservation | Least Concern | Least Concern |
Human Head Louse
An obligate ectoparasite of the human scalp that feeds on blood several times per day. It spreads through direct head-to-head contact.
Did You Know?
Head lice have co-evolved with humans for millions of years, and DNA analysis of lice has helped trace ancient human migration patterns.
Keyhole Wasp
A mud-nesting wasp notorious for building nests inside aircraft pitot tubes. It has caused aviation incidents by blocking airspeed sensors.
Did You Know?
Brisbane Airport installed covers on aircraft sensors specifically because of this species.