Here's a few furry skins that my friend made.

Half Life 2 - Replaces hands only (not arms): http://www.mediafire.com/?ttzwxmzmmti

Counter - Strike: Source - Replaces hands and arms (gray and white fur), also puts a skin on knife: http://www.mediafire.com/?zoymmy3tzn4

Steam Skin - Not as good as the one before steam update, but still good: http://www.mediafire.com/?56jhr6ggrek0jzq

Rest of Her Mods: http://www.mediafire.com/shirowildwolf (Haven't tried Portal ones yet)

Her Steam Page If You Want To Add Her: http://steamcommunity.com/id/shirowildwolf/

Post up any other furry skins you find on this post please. :3