FURVERT!

anthro areola balls bat big_breasts blue_eyes breasts duo echidna erect_nipples erection fellatio female female_penetrated genitals hair josemalvado knuckles_the_echidna male male/female male_penetrating male_penetrating_female mammal membrane_(anatomy)membranous_wings monotreme nipples nude oral oral_penetration penetration penile penis rouge_the_bat sega sex sonic_the_hedgehog_(series)white_hair wings