Rat craft swap

I'm working at the moment on a piece of artwork for a rat-themed craft swap, which has been organised through the rat forum i'm a member of. It's meant to be a secret, but I can't imagine anyone from the forum looking here. I'm calling it "rat pile" and it's going to be in coloured pencil and is a drawing of seven rats all snuggled up together. Each one is going to be a different colour. It's not really on pink paper, I had to lighten it up to show the lines and the colour's gone a bit odd. Anyway - here it is: