5:4anthroarchie_comicsblazeymixblue_eyesbodily_fluidsbreastsbrother_(lore)brother_and_sister_(lore)brother_cumming_in_sisterbrother_impregnating_sisterbrother_penetrating_sistercervical_contactcervixchipmunkcumcum_in_uteruscum_in_vaginacum_insidecutawayejaculationelias_acornfemalefemale_penetratedfirst_person_viewfrom_front_positiongenital_fluidsgenitalsground_squirrelhairhand_behind_headhi_reshumanoid_genitaliahumanoid_penisimpregnationinbreedingincest_(lore)internalinternal_vaginallong_hairlyingmalemale/femalemale_penetratingmale_penetrating_femalemammalmissionary_positionnavelnudeon_backorgasmovumpenetrationpenisred_hairribsrodentsally_acornsciuridsegasexsibling_(lore)sister_(lore)small_breastssonic_the_hedgehog_(archie)sonic_the_hedgehog_(comics)sonic_the_hedgehog_(series)sperm_cellspread_legsspreadinguterusvaginalvaginal_canalvaginal_fluidsvaginal_fluids_on_penisvaginal_penetrationvulva