FURVERT!

5_toes abs anthro anus areola avian beak biceps big_breasts bioluminescence bird black_body black_claws black_feathers blue_areola blue_beak blue_body blue_claws blue_eyes blue_feathers blue_fur blue_hair blue_nipples blue_perineum blue_vulva breasts butt claws curvy_figure digital_media_(artwork)duo eyebrows eyelashes feather_hair feather_hands feathered_wings feathers feet female female/female fingers fur genitals glowing grey_background hair hi_res huge_breasts larger_female long_hair looking_at_viewer martlet_(undertale_yellow)martlet_(zenith_form)mature_female muscular muscular_anthro muscular_female navel neck_tuft nipple_dip nipples non-mammal_breasts non-mammal_hair non-mammal_navel non-mammal_nipples non-mammal_vulva nude open_mouth pecs perineum plantigrade presenting presenting_anus presenting_vulva pseudo_hair pubes pupils rear_view seductive simple_background size_difference slit_pupils smaller_female smile tail talon_hands talons thick_thighs toe_claws toes tongue tuft undertale undertale_(series)undertale_yellow unluckyoni vulva wide_hips wings yellow_beak yellow_eyes yellow_sclera