Kaup Bess Beetle vs Vacca Dung Beetle
Side-by-side species comparison
| Attribute | Kaup Bess Beetle | Vacca Dung Beetle |
|---|---|---|
| Scientific Name | Passalus interstitialis | Onthophagus vacca |
| Order | Coleoptera | Coleoptera |
| Family | Passalidae | Scarabaeidae |
| Size | 30-40 mm | 6-12 mm |
| Habitat | Woodlands | Grasslands |
| Diet | Wood Feeders | Dung Feeders |
| Regions | Central America, Mexico | Europe, Western Asia |
| Conservation | Least Concern | Least Concern |
Kaup Bess Beetle
A large, elongate, shiny black bess beetle with prominent mandibles and longitudinal grooves on the elytra. It is the most common Passalid in Central America. Colonies of adults and larvae inhabit decaying logs.
Did You Know?
Bess beetles are subsocial insects where parents and offspring live together and cooperate in maintaining their log galleries.
Vacca Dung Beetle
A small coppery-green to bronze tunneler with a broad head and short horns in males. It is a common pasture dung beetle across Europe. The metallic sheen distinguishes it from many congeners.
Did You Know?
Males with longer horns guard tunnel entrances while hornless males sneak through side tunnels to mate.