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2:3 anal anal_knotting anal_penetration anthro bodily_fluids bovid bovine breasts breasts_and_teats butt canid canine collar comic cum cum_in_ass cum_inside curvy_figure digital_media_(artwork)duo erection feathered_wings feathers female female_penetrated fur genital_fluids genitals hi_res internal knot knotting krista_komatsu lactating makarimorph male male/female male_penetrating male_penetrating_female mammal multi_breast nipples nude penetration penis red_body red_fur ruby_doulton sex slightly_chubby spots tail teats tongue tongue_out transformation transformation_through_sex udders voluptuous white_body white_fur wide_hips wings