I have never lost an animal. Losing as in sending a beloved pet beyond the Rainbow Bridge to frolic and sniff dog butts for eternity until they meet their humans again. Just lucky, I guess. So why have I been crying my eyes out over the passing of a dog that I didn’t even know? Maybe it’s because our Madison turns 14 tomorrow. It’s a fact that dogs age faster than humans. You can’t protect them from time. But you try. For now, the dog causing my sadness is Pluto. Not the big goofy Disney pooch. The other Pluto. The “talking” mini-Schnauzer who gained worldwide fame on YouTube encouraging people to stay…