When Brendon Jones gets ready to leave his apartment, he puts on his pants, his shirt and his dog collar. Without the collar he feels upset; almost as though he has no identity. Jones, a freshman computer engineering major, goes by Sakanz - the name engraved on the metallic blue bone on his dog collar - and is one of thousands of Americans who identifies himself with a group of people that calls itself the furries. He describes furries as people who like to dress up as animals and interact with each other. "I'd say being a furry is like...