I looked at Mom’s weird boxy body that’s flat in all the places where humans are sometimes curvy, and then I looked at my sleek, athletic frame that was black, but not blobby at all. “Well I don’t have any boobies, and neither do you,” I said. “And if one of us is going to chase contaminated critters, it should be the one of us that is up to date on his flea meds, don’t you think?”