Moellenkamp's Stag Beetle vs Common Blue Butterfly

Side-by-side species comparison

Attribute Moellenkamp's Stag Beetle Common Blue Butterfly
Scientific Name Dorcus titanus Polyommatus icarus
Order Coleoptera Lepidoptera
Family Lucanidae Lycaenidae
Size 30-110 mm 28-36 mm wingspan
Habitat Grasslands Grasslands
Diet Sap Feeders Nectar Feeders
Regions Japan, Indonesia, Philippines, India Europe, North Africa, Asia
Conservation Not Evaluated Least Concern

Moellenkamp's Stag Beetle

One of the most widely kept stag beetles in Asia, with powerful broad mandibles. Males show extreme size variation depending on larval nutrition.

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Did You Know?

The largest males can exceed 110 mm, making this one of the biggest stag beetles in the world.

Common Blue Butterfly

A small butterfly where males are vivid violet-blue and females are brown with orange spots. It is the most widespread blue butterfly in Europe.

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Did You Know?

Its caterpillars secrete a sweet honeydew that attracts ants, which in turn protect them from predators.