Any particular poses: Either crouched/hiding behind a crumbled wall (or something), or sitting and putting on his boots (for example, I think this would be nice xD But I dunno).
Gender: Male build.
Muscularity: Slightly muscular/toned. Seem to have had some sort of a work-out.
Clothing (If they're wearing anything): Worker's jeans (blue), a leather-like jacket, heavy duty boots, fingerless gloves (dark grey or brown).
And a reference: Here are some references:
Reference 1 - Showing the colours and markings in general.
Reference 2 - Showing his actual form and physical appearance (anthro, slightly toned, etc.)
Species: Squirrel.
Height: About 1,85m.
Eye color: (Bright) Yellow.
Nose Color: Dark brown.
Facial expression: Determined (Or: happy/confident).
Some things I would like to go into detail about:
His main fur colour is orange-y brown. His second main fur colour is mint green. The accents on his orange-y brown fur colour is a darker shade of brown. Not black. Otherwise the fur colour seems to dark and colourless (in my opinion
).
Hope this is all clear and stuff, let me know what you think, or if you have any questions ^^