Western Forest Scorpion Uroctonus mordax

Photo of Western Forest Scorpion (Uroctonus mordax)

(c) Alan Rockefeller, some rights reserved (CC BY)

OrderScorpions (Scorpiones)
FamilyDevil Scorpions (Vaejovidae)
GenusForest Scorpions (Uroctonus)

This scorpion exists in one of Earth's rarest and most magnificent habitats — California's ancient redwood forests and oak woodlands — and almost nowhere else. It plays a crucial ecological role as a foundational species, shaping the entire forest ecosystem through its predatory behavior. Found on moist, south-facing slopes hidden under logs and rocks, it's evolved perfectly for this specialized niche. Its restricted range and ecological importance make it far more than just another scorpion; it's a keystone species that helps maintain the health and balance of some of North America's most iconic forests.

Think you can identify this one in the wild?

Play Now