Uroctonus mordax, known generally as the California forest scorpion or western forest scorpion, is a species of scorpion in the family Vaejovidae. Most notably, this species is almost entirely restricted to California's Redwood Forests and Oak Woodlands, and is considered a foundational species in those ecosystems. They are most often found on south or west-facing slopes, under rocks or logs on the ground, and prefer a moist environment.

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