Bioluminescent Fungus Gnat vs Ilex Hairstreak
Side-by-side species comparison
| Attribute | Bioluminescent Fungus Gnat | Ilex Hairstreak |
|---|---|---|
| Scientific Name | Keroplatus testaceus | Satyrium ilicis |
| Order | Diptera | Lepidoptera |
| Family | Keroplatidae | Lycaenidae |
| Size | 8-12 mm | 30-36 mm wingspan |
| Habitat | Woodlands | Woodlands |
| Diet | Fungus Feeders | Herbivores |
| Regions | Europe | Southern and central Europe, western Asia |
| Conservation | Near Threatened | Least Concern |
Bioluminescent Fungus Gnat
A remarkable fungus gnat whose larvae create bioluminescent webs on bracket fungi. The blue-green glow attracts prey insects. One of the few bioluminescent insects outside fireflies.
Did You Know?
Larvae glow in the dark, creating eerie blue-green patches on bracket fungi in dark forests.
Ilex Hairstreak
A small dark brown butterfly with an orange band on the underside of its hindwings and a tiny tail projection. It is strongly associated with young oak growth and coppiced woodland.
Did You Know?
Despite its name suggesting holly (ilex), it feeds exclusively on oak and was misidentified when first described.