abs animal_genitalia animal_penis anthro ball_tuft balls canine_genitalia canine_penis castle erection fluffy fur genitals glowing glowing_eyes inviting knot light looking_at_viewer male muscular muscular_male nude_male penis presenting presenting_penis red_eyes seductive sheath sitting solo spreading tuft vein veiny_knot veiny_penis reasons240 canid canine canis mammal were werecanid werecanine werewolf wolf lighting