Scorpions are arachnids that belong to the same class as spiders and ticks. They are generally found in warm and arid regions, with some species living in deserts, grasslands, and forests. While scorpions are not commonly found in Washington State, there are a few species that are native to the area, and they can be dangerous to humans.
The scorpion species that is most commonly found in Washington State is the Northern Scorpion (Paruroctonus boreus). This scorpion is found in the eastern half of the state, and it can be identified by its dark coloration, elongated pincers, and small size (usually no larger than 2 inches). While the sting of the Northern Scorpion is not typically life-threatening, it can be painful and cause swelling and redness at the site of the sting.
Another scorpion species that is occasionally found in Washington State is the Striped Bark Scorpion (Centruroides vittatus). This scorpion is native to the southwestern United States and Mexico but has been known to make its way northward to Washington State. The Striped Bark Scorpion is slightly larger than the Northern Scorpion, measuring up to 3 inches in length. Its sting is venomous and can cause localized pain, swelling, and redness, as well as more serious symptoms such as difficulty breathing and muscle spasms.
If you are living in or traveling to an area where scorpions are found, there are a few precautions you can take to avoid being stung. First and foremost, you should always wear shoes when walking outdoors, especially at night. Scorpions are most active at night and are attracted to warmth, so it's important to be careful when walking around barefoot or in sandals. You should also be careful when moving rocks, logs, or other objects that scorpions may be hiding under.
If you do happen to get stung by a scorpion, it's important to seek medical attention right away. While most scorpion stings are not life-threatening, some species have venom that can cause serious health problems, especially in children, the elderly, and people with weakened immune systems. Symptoms of a scorpion sting can include pain, swelling, redness, numbness, and tingling around the site of the sting, as well as more serious symptoms such as difficulty breathing, muscle spasms, and seizures.
To conclude, while scorpions are not commonly found in Washington State, it's still important to be aware of the species that do live in the area and to take precautions to avoid being stung. By wearing shoes and being careful when moving objects that scorpions may be hiding under, you can reduce your risk of being stung. If you do get stung, seek medical attention right away to ensure that you receive the proper treatment and care.
Sources:
"Scorpions of Washington" by Rod Crawford, Burke Museum of Natural History and Culture: https://www.burkemuseum.org/sites/default/files/publications/misc_pubs/scorpions_wa.pdf
"Scorpion Sting Management" by Daliah Wachs, MD, FAAFP, Las Vegas Emergency Medicine: https://www.lvem.com/Scorpion-Sting-Management-a/252.htm
"Scorpion Envenomation" by Michael E. DeBakey Department of Surgery, Baylor College of Medicine: https://www.ncbi.nlm.nih.gov/books/NBK499864/
"Venomous Scorpions" by Arizona Poison and Drug Information Center: https://www.pharmacy.arizona.edu/centers/arizona-poison-drug-information-center/venomous-scorpions
"Clinical features and management of scorpion envenomation" by Hamid Kassiri, et al., Journal of Basic and Clinical Physiology and Pharmacology: https://www.degruyter.com/document/doi/10.1515/jbcpp-2014-0082/html