alpha_channel animal_genitalia animal_penis anthro apode avian bantam_(character) bird breasts cobra coiling corvid corvus_(genus) crow diphallia diphallism draconcopode duo female futanari genitals hemipenes herm hi_res humanoid intersex intersex/male legless male multi_genitalia multi_penis naga nicashee open_mouth oscine passerine penis reptile scalie serpentine shinkei_shinto_(artist) snake titanoboa tongue vampire