Move aside, honey badger. There’s a new contender for the most badass mammal: the southern grasshopper mouse. This little creature from the south-western USA attacks and eats bark scorpions—a ...

The bark scorpion’s sting can be deadly—but one of its predators, the grasshopper mouse, is impervious to both the pain and paralyzing effects of its venom. Photo courtesy of Matthew and ...

Without that change, venom cannot inhibit the channel propogating pain signals. Rowe thinks that other molecular changes may also contribute to the grasshopper mouse’s insensitivity to venom ...

packs a potent venom evolved to fight off predators. So how does the grasshopper mouse make the little arthropod its meal without getting stung in the process? It turns out, it doesn't.