2017 4_toes 5_fingers anal anthro anthro_on_anthro antlers balls barefoot biped black_balls black_border black_claws black_fur black_hair black_nose black_tail blue_eyes blue_horn border brown_eyes brown_hair building cervine chest_tuft city claws deer detailed_background duo dusk_(zarizav) erection fluffy fluffy_tail fur furry grey_fur grey_horn grey_tail hand_on_leg highres hooved_fingers horn humanoid_penis indoors interspecies long_tail male mammal multicolored_fur multicolored_horn multicolored_tail mustelid niuxii nude oral otter penis pillow pink_penis quin_(thewhiteotter) rimming sex short_hair short_tail sitting small_tail smile snout standing toe_claws toes tuft two_tone_fur two_tone_horn two_tone_tail url webbed_hands whiskers white_fur white_tail window yaoi