ADULT: Prosopocoilus giraffa keisuke (Giraffe Stag Beetle) Stag beetle What is "Kinshi" or "mushroom

What is "Kinshi" or "mushroom spawn"

but the quality may gradually decline

both as adults and larvae

Tips: It is best to keep them individually

How It Works

ADULT: Prosopocoilus giraffa keisuke (Giraffe Stag Beetle) Stag beetle What is "Kinshi" or "mushroom#World's Biggest Stag Beetle Active date(Update 07 15 2025): 109mm Late August 102mm Mid August Looking for a beetle with serious flair? The Giraffe Stag Beetle (Prosopocoilus giraffa keisuke) is here to impress! It holds the title of the world's longest stag beetle, reaching an impressive length of 121mm. Among the stag beetles, it's undoubtedly one of the most iconic. Adults are resilient to both heat and cold, thriving with proper ventilation.