Lesser House Fly vs Texas Stygobiontic Diving Beetle
Side-by-side species comparison
| Attribute | Lesser House Fly | Texas Stygobiontic Diving Beetle |
|---|---|---|
| Scientific Name | Fannia canicularis | Psychopomporus felipi |
| Order | Diptera | Coleoptera |
| Family | Fanniidae | Dytiscidae |
| Size | 5-7 mm | 1.5-2 mm |
| Habitat | Indoors | Indoors |
| Diet | Scavengers | Omnivores |
| Regions | Worldwide | United States |
| Conservation | Least Concern | Data Deficient |
Lesser House Fly
A small greyish fly often seen flying in circles beneath ceiling lights indoors. It breeds in decaying organic matter and is a secondary forensic indicator.
Did You Know?
Males are well known for hovering in a fixed triangular flight pattern beneath indoor light fixtures.
Texas Stygobiontic Diving Beetle
A groundwater-dwelling diving beetle from the Edwards-Trinity Aquifer in Texas. It was the first stygobiontic diving beetle described from North America.
Did You Know?
Its genus name means 'guide of the dead,' referencing its underworld habitat.