FURVERT!

after_sex all_fours anatid anseriform anserine anthro anus avian backsack balls bed bird bodily_fluids butt butt_focus clitoris cum cum_in_vagina cum_inside cum_on_butt cum_on_own_penis cum_on_penis cum_on_self cum_string darkened_anus darkened_genitalia darkened_vulva doggystyle duo erection faceless_character faceless_male feathers female from_behind_position furniture genital_fluids genitals hi_res humanoid_genitalia humanoid_penis husband_and_wife inside madam_white madam_white's_husband male male/female married_couple non-mammal_balls non-mammal_vulva pencil_bolt penis rear_view sex swan vaginal_fluids vulva white_body white_feathers