FURVERT!

2018 all_fours anal anal_penetration anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro antlers balls banjo_(kihu)biceps black_and_white bodily_fluids butt circumcised collar deer duo ear_piercing erection eyes_closed facial_piercing fangs flying_sweatdrops from_behind_position genitals greyscale hand_on_butt horn humanoid_genitalia humanoid_penis kangaroo kihu larger_male looking_back macropod male male/male male_penetrated male_penetrating male_penetrating_male mammal marsupial monochrome mounting muscular muscular_male nipple_piercing nipples nose_piercing nose_ring nude open_mouth pecs penetration penile penile_penetration penis piercing power_bottom ring_piercing service_top sex side_view silent_iron simple_background size_difference smaller_male smaller_penetrated sweat sweatdrop teeth white_background