Deep in the dimly lit recesses of Oregon State University’s Weniger Hall, more than 26,000 garter snakes lie in wait. Coiled and crammed into jar after jar of yellowing alcohol, this assemblage of pickled snakes is more than an ophidiophobe’s nightmare. Part of the university’s reptile and amphibian collection, this is the world’s largest assemblage of garter snakes. For several species, more specimens are housed here than in every museum in the world combined. This is no dusty collection of curiosities, however. For some researchers, the quest to better understand…