ADULT: Prosopocoilus giraffa keisuke (Giraffe Stag Beetle) Adult:Female PGK (any size) it's time to change the

it's time to change the soil

This waiting period accounts for instances where the beetle may initially seem inactive but is recovering

The pictured larva is either L2 or L3 and takes 5-12 months to become an adult beetle

Anti-Gnat Barrier System: Ventilation panels create a physical barrier that prevents fungus gnats from entering the enclosure while maintaining healthy airflow

We will wait for 3 days before requesting another video of the beetle

ADULT: Prosopocoilus giraffa keisuke (Giraffe Stag Beetle) Adult:Female PGK (any size) it's time to change the#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.