Six-spined Engraver Beetle vs Bicolored Pennant Ant
Side-by-side species comparison
| Attribute | Six-spined Engraver Beetle | Bicolored Pennant Ant |
|---|---|---|
| Scientific Name | Ips calligraphus | Tetraponera rufonigra |
| Order | Coleoptera | Hymenoptera |
| Family | Curculionidae (Scolytinae) | Formicidae |
| Size | 3.5–6.5 mm | 6-10 mm |
| Habitat | Forests | Forests |
| Diet | Wood Feeders | Nectar Feeders |
| Regions | Eastern North America | India, Southeast Asia, Sri Lanka |
| Conservation | Not Evaluated | Least Concern |
Six-spined Engraver Beetle
A pine-infesting bark beetle found across eastern North America. It is named for the six spine-like teeth on its rear wing covers.
Did You Know?
Males excavate a nuptial chamber under the bark where they mate with up to four females.
Bicolored Pennant Ant
A large, slender arboreal ant with a painful sting found across tropical Asia. Workers are bicolored with an orange head and thorax and a black gaster. They nest in hollow twigs and bamboo stems and are agile jumpers.
Did You Know?
Their sting is notoriously painful and is compared to a wasp sting, unusual for such a slender ant.