Rule 34 Dev - 2019 anthro ass back_muscles backsack ball_tuft balls barrus bed big_balls big_muscles black_body black_fur fur furniture grey_body grey_fur grin hair hi_res huge_balls knuxlight lying male male_only mammal multicolored_body multicolored_fur muscular muscular_male on_front red_hair smile solo tattoo two_tone_body two_tone_fur ursid yellow_eyes|3813291528