A living mammal… no kidding!

http://www.netscape.com/viewstory/2007/01/03/a-cat-gets-credit-card-with-4000-dollar-limit/?url=http%3A%2F%2Fwww.news.com.au%2Fstory%2F0%2C23599%2C21009505-2%2C00.html&frame=true

Not a $600K house, but credit, nonetheless.