Rule 34 Dev - animal_genitalia animal_penis anthro balls balls_expansion big_balls big_penis body_size_growth canine_genitalia canine_penis chest_tuft claws crouching duo erection expansion facial_hair fangs genital_expansion genitals goatee huge_balls huge_penis hyper hyper_balls hyper_genitalia hyper_penis inside knot lycanfolf male male/male muscular muscular_anthro muscular_male penis penis_expansion sheath sitting size_transformation teeth transformation tuft vein veiny_penis tochka mythology bayzan gausswolf canid canine canis domestic_dog fox german_shepherd herding_dog hybrid mammal mythological_canine mythological_creature pastoral_dog werecanid werecanine werecreature weredog werefox werewolf wolf wolfdog 2021 absurd_res hi_res|13533904860