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2d_animation 4_toes 5_fingers animated animated_gif anthro anthro_on_anthro anthro_on_bottom anthro_on_top anthro_penetrated anthro_penetrating anthro_penetrating_anthro balls bodily_fluids bouncing_butt breasts butt claws detailed_background duo erection feet female female_on_top female_penetrated fingers frame_by_frame from_front_position furniture genital_fluids genitals grinding inner_ear_fluff interspecies loop male male/female male_on_bottom male_penetrating male_penetrating_female mammal mastery_position mouse murid murine mustelid musteline nipples nude office on_bottom on_top orange_penis penetration penile penile_penetration penis penis_in_vagina rat rodent sex short_playtime side_boob size_difference sofa toes true_musteline tuft upov vaginal vaginal_penetration weasel