FURVERT!

2_toes absurd_res ambiguous_gender anon anthro anus avian avian_feet beak berdly bird blue_body blue_feathers bodily_fluids bottomless butt butt_sniffing butt_squish carpet clothed clothing crouching degradation deltarune dialogue dirty_talk duo english_text eyes_closed eyewear facesitting feathers feet fingers glasses grey_body grey_skin half-closed_eyes hand_on_butt hi_res human human_on_anthro inside insult interspecies looking_pleasured lying male male/ambiguous mammal musk narrowed_eyes nose_to_anus not_a_furfag on_back on_top open_beak open_mouth open_smile pink_anus scent_play shirt sitting sitting_on_another smelly smile smirk smug sniffing sound_effects speech_bubble squish steam straddling sweat sweatdrop sweaty_butt sweaty_face tail tail_feathers talons text toes tongue topwear topwear_only undertale_(series)yellow_beak