FURVERT!

1:1 abdominal_bulge absurd_res anthro anus avian beak belly belly_expansion belly_inflation bird blush bulge butt butt_grab digital_media_(artwork)egg egg_bulge expansion feathers female female_anthro foxinuhhbox genitals growth hand_on_butt hi_res inflation legs_up lying on_back open_mouth oviposition pregnant presenting spread_anus spread_butt spread_vulva spreading sticker vaginal_oviposition vulva wings