Long-tailed Giant Ichneumon vs Sardinian Rosalia Longhorn
Side-by-side species comparison
| Attribute | Long-tailed Giant Ichneumon | Sardinian Rosalia Longhorn |
|---|---|---|
| Scientific Name | Megarhyssa atrata | Rosalia alpina ssp. |
| Order | Hymenoptera | Coleoptera |
| Family | Ichneumonidae | Cerambycidae |
| Size | 30-50 mm body, ovipositor up to 130 mm | 25-40 mm |
| Habitat | Woodlands | Forests |
| Diet | Wood Feeders | Wood Feeders |
| Regions | North America | Sardinia, Corsica, Mediterranean |
| Conservation | Least Concern | Vulnerable |
Long-tailed Giant Ichneumon
A large dark-bodied ichneumonid wasp found in eastern North America. Females bore through bark to parasitize pigeon tremex horntail larvae.
Did You Know?
Multiple females often congregate on the same dead tree, drilling simultaneously for hosts.
Sardinian Rosalia Longhorn
A stunning blue-gray longhorn beetle with black spots found in old beech forests. Mediterranean island populations are genetically distinct.
Did You Know?
Adults produce a rose-scented pheromone, giving the genus its name Rosalia.