Green Metallic Tunneler vs Smooth Hister Beetle

Side-by-side species comparison

Attribute Green Metallic Tunneler Smooth Hister Beetle
Scientific Name Onitis alexis Margarinotus striola
Order Coleoptera Coleoptera
Family Scarabaeidae Histeridae
Size 14-22 mm 4-6 mm
Habitat Farmland Indoors
Diet Dung Feeders Dung Feeders
Regions Africa, introduced to Australia Europe, North Africa
Conservation Least Concern Least Concern

Green Metallic Tunneler

A medium-sized tunneling dung beetle with a metallic green pronotum and dark brown elytra. Males have an enlarged prothorax. It constructs vertical tunnels beneath cattle dung and is nocturnal.

💡

Did You Know?

Introduced to Australia in the 1980s, this species was specifically targeted for its ability to handle cattle dung in tropical climates.

Smooth Hister Beetle

A compact, highly polished black beetle with fine elytral striations. It is one of the most common dung-dwelling hister beetles in Europe.

💡

Did You Know?

Its almost mirror-like surface is so smooth that dung and debris slide off its body, keeping it permanently clean.