FURVERT!

against_surface anal anthro aquatic ass_on_glass avian beak big_butt butt butt_smother cetacean darastrix_(ihavexboxlive)dinosaur dominant dominant_feral dominant_male dromaeosaurid duo facesitting feathered_dinosaur feathered_scalie feathers feral fur glass grin heart_symbol kingbeast larger_male looking_at_viewer male male/male mammal nude on_glass oral pinned pinned_to_wall prehistoric_species presenting presenting_hindquarters raised_tail reptile rimming saurischian scalie sex simple_background sitting sitting_on_another size_difference smaller_male smile smothering submissive submissive_anthro submissive_male tail theropod wall_(structure)