Belkin's Dune Tabanid Fly vs Downy Emerald
Side-by-side species comparison
| Attribute | Belkin's Dune Tabanid Fly | Downy Emerald |
|---|---|---|
| Scientific Name | Brennania belkini | Cordulia aenea |
| Order | Diptera | Odonata |
| Family | Tabanidae | Corduliidae |
| Size | 1-1.5 cm | 47-53mm |
| Habitat | Deserts & Drylands | Woodlands |
| Diet | Predators | Predators |
| Regions | United States | Europe, Asia |
| Conservation | Endangered | Least Concern |
Belkin's Dune Tabanid Fly
A rare horse fly known only from the El Segundo sand dunes in Los Angeles County. Larvae develop in the sand and adults are seldom encountered.
Did You Know?
Most of the El Segundo dunes were destroyed to build Los Angeles International Airport.
Downy Emerald
A metallic green dragonfly with a distinctive downy thorax covered in fine golden hairs. Males patrol tirelessly along woodland lake edges. Its bright green eyes are a key identification feature.
Did You Know?
Males patrol relentlessly along a fixed beat at the water's edge, often for hours without stopping.