FURVERT!

animal_genitalia arvid_(icaron)avian balls bdsm beak blush blush_lines body_modification bondage bound feathered_wings feathers feet feral forced forced_transformation fused_legs genitals grinding gryphon hasbro hi_res hindpaw humping icaron loss_of_speech lying male masturbation merging motion_lines muffled_speech my_little_pony mythological_avian mythological_creature mythology null_bulge objectification on_front pawpads paws permanent permanent_orgasm_denial pillow pillow_humping sheath sketch solo spread_toes tail tail_motion tailwag talon_hands tape tape_bondage three_frame_sequence time_period toes transformation transformation_mechanism wings