Wroughton's Army Ant vs Western Grannom Caddis
Side-by-side species comparison
| Attribute | Wroughton's Army Ant | Western Grannom Caddis |
|---|---|---|
| Scientific Name | Aenictus wroughtonii | Brachycentrus occidentalis |
| Order | Hymenoptera | Trichoptera |
| Family | Formicidae | Brachycentridae |
| Size | 2-3 mm | 9-12 mm |
| Habitat | Heathland | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | India, Sri Lanka, Myanmar | Europe |
| Conservation | Least Concern | Least Concern |
Wroughton's Army Ant
A small reddish-brown army ant that conducts well-organized raids on termite mounds in tropical Asia. Workers are monomorphic and completely blind. Colonies are nomadic, regularly shifting their bivouac sites.
Did You Know?
Their queens are dichthadiiform, meaning they are permanently wingless with a massively swollen abdomen devoted to egg production.
Western Grannom Caddis
A widespread European caddisfly forming mass emergences in spring on alkaline rivers. Larvae build four-sided tapering cases and filter-feed in riffles.
Did You Know?
Spring Grannom hatches on English chalk streams can darken the sky with millions of emerging adults.