anal anal_penetration anatomically_correct anatomically_correct_genitalia animal_genitalia animal_penis ass_up balls canine_genitalia canine_penis detailed_background detailed_fur fellatio feral feral_on_feral feral_penetrated from_behind_position from_front_position furryrock_(model) genitals grass group group_sex knot male male/male oral oral_penetration paws penetration penile penis plant sex spitroast tree trio director_firewolf canid canine canis mammal wolf detailed hi_res