Q: I'm taking my pet to a new veterinarian, and they've asked me to bring in a fecal sample. What's the best way to collect and store it, and how "fresh" does it need to be? A: That's great. Fecal ...

(CNN) — Professor Suzannah Williams wishes she didn’t have to spend her days analyzing poop samples. It’s a dirty job; but someone’s got to do it. Biodiversity is rapidly dwindling, with wildlife ...