Silenus Oxysternon vs Giraffe Weevil of New Zealand
Side-by-side species comparison
| Attribute | Silenus Oxysternon | Giraffe Weevil of New Zealand |
|---|---|---|
| Scientific Name | Oxysternon silenus | Lasiorhynchus barbicornis |
| Order | Coleoptera | Coleoptera |
| Family | Scarabaeidae | Brentidae |
| Size | 18-28 mm | 30-85 mm (including rostrum) |
| Habitat | Forests | Woodlands |
| Diet | Dung Feeders | Wood Feeders |
| Regions | South America | Oceania (New Zealand) |
| Conservation | Least Concern | Least Concern |
Silenus Oxysternon
A large, robust dark green to black tunneling dung beetle with a broad thorax and powerful forelegs. Males bear a cephalic horn and pronotal ridges. An ecologically important species in Neotropical forest ecosystems.
Did You Know?
Studies show this beetle can bury over 90 percent of a dung pat within 48 hours in undisturbed forest.
Giraffe Weevil of New Zealand
New Zealand's longest beetle, with males reaching over 80 mm in length due to their enormously elongated rostrum (snout). It is found in native forests where larvae develop in dead wood. Males use their long snouts in combat with other males.
Did You Know?
The male's rostrum can be longer than the rest of its body, making it the longest beetle in New Zealand by total length despite its slender build.