FURVERT!

a.m.o.s.accipitrid accipitriform anal anal_penetration animal_genitalia animal_penis anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro avian ball_gag balls beak bearded_vulture big_balls big_knot big_penis bird canid canine claws duo french_kissing gag gavin_stien genitals hi_res holding_legs_up hybrid hyena kissing knot looking_at_another looking_at_partner looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male non-mammal_balls old_world_vulture penetration penile penile_penetration penis penis_in_ass sex story story_in_description tenaflux vulture