69_position against_natural_surface against_surface against_tree animal_genitalia animal_penis anus balls black_anus black_body black_pawpads black_sclera blue_eyes blush brown_body canine_genitalia canine_penis cheek_tuft duo ear_tuft eye_roll facial_tuft fellatio female female_on_top feral feral_on_feral fluffy fluffy_tail genitals golden_eyes inner_ear_fluff knot larger_male lying_on_partner male male/female nature on_grass on_top oral outside pawpads penile penis pink_nose pink_pawpads plant sex short_tail size_difference slippery_tongue smaller_female spread_legs spreading tree tuft whiskers nightdancer nightdancer_(character) zaire canid canine canis felid feline lynx mammal wolf full-length_portrait hi_res portrait