rule 34 2015 4 arms black scales blue fur blue penis canid canine cock vore coiling duo egg insertion english text force feeding fox fur gloves marking handjob humanoid penis internal leg markings male malemale mammal markings mavi multi arm multi limb naga nile salander oral ovipositor penile penis reptile scales scalie serpent nile sex snake snake hood socks marking tacokurt text vore white fur 3367616