I'm no pet crusader or anything, but it's hard to beat the shelter.
Save a life, get a pet that's spayed and had its shots for 69-79 bucks. Having said that, I gave away a 6mth old kitten 2 years ago that I had $100 in, so they're def. out there.
damn fine CR search function -
http://www.columbusracing.com/forums/showthread.php?t=39898&highlight=free