I walk into the vet room and find 6 keepers in the dark all staring at a blue bottle with the fluorescent light from our tortoise’s tank. Whipping out my camera to catch the action before I even know what’s going on, I realize that they are all attempting to determine whether the water sample before them is reading positive or negative. Every month we do water testing, and our wolf pool gets tested for e. coli. The test isRead more