One thing I noticed is that the pelvic bone ticks out quite far, maybe tone that down just a tad? also, try adding or increasing AO map to your diffuse, those scales and wrinkles aren't really showing very well. Other than those things it looks pretty awesome!
Mesh and diffuse look good, but why is it so glossy ? Scales are not as glossy by default, making your material definition look odd. Also you need a detail normal, or your normal is not strong enough. The small scales look flat. (also it has some kind of pixelated stylized look, like if you put a filter over it?) Eye is…