Variable Dung Beetle vs Twin-spotted Firefly

Side-by-side species comparison

Attribute Variable Dung Beetle Twin-spotted Firefly
Scientific Name Onthophagus fracticornis Photinus tanytoxus
Order Coleoptera Coleoptera
Family Scarabaeidae Lampyridae
Size 5-9 mm 6-9 mm
Habitat Farmland Woodlands
Diet Dung Feeders Predators
Regions Europe, Western Asia North America
Conservation Least Concern Least Concern

Variable Dung Beetle

A small, highly variable tunneling dung beetle found across Europe. Coloration ranges from pale brown to nearly black with various mottled patterns. Males have a small bent horn, giving the species its name.

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Did You Know?

The extreme color variation in this species once led taxonomists to describe multiple color forms as separate species.

Twin-spotted Firefly

A small North American firefly with a bright greenish-yellow flash and distinctive twin light organs visible on the last abdominal segments. Males produce a slow, pulsing glow while in flight.

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Did You Know?

This species produces lucibufagins, toxic steroids that make it unpalatable to predators like spiders and birds.