FURVERT!

alpha_channel anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro anus backsack balls bent_arm big_butt biped bodily_fluids border_collie butt canid canine canine_genitalia canine_penis canis cashmere_(cashmerix)cheek_tuft collie dipstick_ears domestic_dog ear_markings erection facial_tuft fenn.perrox floppy_ears fur genitals grey_body grey_fur herding_dog hi_res knot licking licking_lips looking_back male mammal markings multicolored_body multicolored_ears multicolored_fur musk narrowed_eyes nude pastoral_dog penis penis_backwards penis_tuck perineum pink_anus pink_penis presenting presenting_anus presenting_hindquarters raised_tail sheepdog solo spots sweat sweatdrop sweaty_balls sweaty_butt sweaty_genitalia tail tongue tongue_out tuft y_anus