Weevil vs Western Grannom Caddis
Side-by-side species comparison
| Attribute | Weevil | Western Grannom Caddis |
|---|---|---|
| Scientific Name | Curculio glandium | Brachycentrus occidentalis |
| Order | Coleoptera | Trichoptera |
| Family | Curculionidae | Brachycentridae |
| Size | 4-9 mm | 9-12 mm |
| Habitat | Woodlands | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | Europe, Asia | Europe |
| Conservation | Least Concern | Least Concern |
Weevil
Acorn weevils have an enormously long rostrum (snout) used to bore into acorns for egg laying. Curculionidae is the largest animal family with over 60,000 species.
Did You Know?
With over 60,000 described species, weevils (Curculionidae) are the largest family in the entire animal kingdom — there are more weevil species than mammal species.
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.