FURVERT!

animal_genitalia animal_penis anthro australian_shepherd balls biped blue_body blue_eyes blue_fur brown_eyes butt canid canine canine_genitalia canine_penis canis claws dewclaw digitigrade domestic_dog erection eyes_closed floppy_ears front_view fur genitals grey_body grey_fur half-closed_eyes herding_dog heterochromia hi_res knot looking_at_viewer male mammal model_sheet multicolored_body multicolored_fur narrowed_eyes navel nipples nude open_mouth pastoral_dog pawpads paws penis pink_nipples pink_nose pink_pawpads pink_penis pink_tongue possumpecker rear_view sheepdog simple_background slightly_chubby smile solo standing tan_background tan_body tan_fur teeth toe_claws tongue urethra urethra_tip white_body white_fur