The Atlas beetle (Chalcosoma atlas) is a species of rhinoceros beetle (Scarabaeidae family). The males are larger than the females, reaching a length of up to 13 centimeters (5.1 in).
The larva of the Atlas beetle is known for its fierce behavior, including biting if touched. Unverified reports exist of larvae that live together fighting to the death if there’s not enough space or food.
Atlas beetle live in southern Asia, especially Indonesia.