Rule 34 Dev - 2017 all_fours animal_genitalia animal_penis anthro anthro_on_feral ass avian balls beak bite black_fur blush claws closed_eyes crying cum cum_in_pussy cum_inside cum_leaking doggy_style duo erection feathered_wings feathers female feral from_behind_position fur grey_fur gryphon knotting male male_penetrating mammal mating_bite neck_bite nude open_beak open_mouth penetration penis pig_(artist) pussy sex simple_background straight striped_fur stripes tears tongue vaginal_penetration white_fur wings zoophilia|2717793608