Bug Identifier
Atlas Stag Beetle (relative of the Golden Stag Beetle)
Community identification

Atlas Stag Beetle (relative of the Golden Stag Beetle)

Lamprima adolphinae

Order & Family
Order: Coleoptera, Family: Lucanidae
Size
Males are typically 25 to 55 mm in length; females are smaller.
See this bug in the Encyclopedia

Natural Habitat

Humid tropical and montane rainforests, particularly common in parts of Indonesia and Papua New Guinea.

Diet & Feeding

Adults feed on tree sap and rotting fruit; larvae consume decaying wood in moist soil.

Behavior Patterns

Males use their large, upward-curving mandibles to fight rivals for mating rights. They are well-known for their metallic, iridescent coloration which varies from gold to green or bronze.

Risks & Benefits

Harmless to humans; they benefit the ecosystem by helping decompose dead wood into nutrient-rich soil. They are also highly valued in the pet trade and by insect collectors.