Joe EskenaziCosmie Silfa and SkippyOur more fervent readers may recall a June SF Weekly cover story titled "Service with a Snarl" exploring the city's intriguing rules and regulations regarding service animals. Yes, it was the one with the maniacal Chihuahua on the cover. One of the service animal users profiled in the article was Cosmie Silfa, who keeps a platoon of lizards in his 80-degree SRO hotel room, including "Skippy," his service iguana. "To whom it may concern, I am the treating psy