The phrase "scorpion stings" means when a scorpion uses its pointed tail to inject venom into something or someone, which can cause pain or harm. Full definition
Freshly crushed chile pods are applied to insect bites in Peru, and poultices of dried, toasted chile powder are also used to treat bee stings, spider bites, and scorpion stings in that country. (fieryfoodscentral.com)
Now, scientists have discovered why the grasshopper mice don't react to bark scorpion stings: They simply don't feel them. (sciencemag.org)