The task turned out to be not only of technical nature, but from a design perspective too: How we could ever turn that furry creature into something that would get away and keep some visual key elements of the original using textures only ?
So here is the thing i came up with:
I also build a Mecanim Humanoid compatible rig which makes animation retargeting and blending a lot easier.
Finally, here are some Realtimetests for the Model (requires Unity Plugin)
Yetisport’s Yeti for Unity