Stray Dogs Master Complex Moscow Subway System; Every so often, if you ride Moscow's crowded subways, you may notice that the commuters around you include a dog - a stray dog, on its own, just using the handy underground Metro to beat the traffic and get from A to B.Yes, some of Moscow's stray dogs have figured out how to use the city's immense and complex subway system, getting on and off at their regular stops - the human commuters around them so accustomed to it that they rarely seem to notice. STRAY DOGS IN MOSCOW ARE SMARTER THAN PEOPLE IN AMERICA!