The most challenging thing I faced on this, was not the animal but the stairs and the gentleman wanted this carpet in. It detracts from the dog. I have never painted the butt nosed features of this breed before but I soon overcame it by treating it rather like fabric. Light at the top of the crease moulding to darks to the bases. The eyes were challenging and I made several trials of the eyes on alternative paper to try and capture them. I was struggling to adapt the shadows on he stairs and finally managed to create a portrait that held the energy of this challenging pup....