the only things which are necessary are long tails, round snout, oven mitt gloves, and round stumps as feet, also, Mostly they have beady eyes and round wet noses, also, the ear think is quite obvious.

Oh, and before anyone mentions the nEw shading, that's cause this isn't honestly a ref, just a excuse to screw around with shading and lighting on SAI, since i just downloaded the trial :3~