Dogs wear Brazil&#x27;s national soccer team jerseys during the &quot;Blocao&quot; dog carnival parade in Rio de Janeiro, Brazil, Sunday, Feb. 3, 2013. According to Rio&#x27;s tourism office, Rio&#x27;s street Carnival this year will consist of 492 block parties, attended by an estimated five million Carnival enthusiasts. (AP Photo/Silvia Izquierdo)