Rule 34 Dev - 1boy 2018 3_toes anthro bag balls big_balls big_balls_small_penis biped blue_eyes brown_fur felynart flaccid foreskin fur grey_background half-closed_eyes hi_res holding_object looking_at_viewer male male_only mammal navel nipples nude penis pink_nose rat rodent simple_background small_penis solo solo_male standing toes uncut whiskers|3482935232