Janus Elephant Beetle vs Boxelder Bug

Side-by-side species comparison

Attribute Janus Elephant Beetle Boxelder Bug
Scientific Name Megasoma janus Boisea trivittata
Order Coleoptera Hemiptera
Family Scarabaeidae Rhopalidae
Size 60-120 mm 11-14 mm
Habitat Mountains Underground
Diet Sap Feeders Sap Feeders
Regions Bolivia, Brazil, Peru North America
Conservation Not Evaluated Least Concern

Janus Elephant Beetle

A massive rhinoceros beetle with a forked cephalic horn and broad pronotal horns. It is among the bulkiest of South American beetles.

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Did You Know?

Males can lift objects over 100 times their own body weight using their horns during combat.

Boxelder Bug

A black and red bug that forms large aggregations on and around boxelder trees in autumn. It is commonly seen warming itself on sunny building walls before entering structures to overwinter. It is harmless but considered a nuisance pest.

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Did You Know?

Thousands of individuals can aggregate on the south-facing walls of buildings on warm autumn days, creating dramatic displays before entering homes to overwinter in wall voids.