That mongoose was cute... =w=
follow what they did in azumanga daioh, you get a massive piece of paper, trace it, draw your design over it and the rest is like paper model building but with a sewing machine instead of glue. look up paper models and its a bit like that, just keep in mind your material is a bit stretchy and flexible that's all.
don't ask how i know.
Fur is better hand stitched. =P <--Tried
But yeah...we'd have to get a patter of sorts.