Rule 34 Dev - 2019 age_difference ailurid anal anthro anthro_on_anthro ass big_butt bottomless brown_fur brown_nose brown_tail canid canine canis clothed clothing cum cumshot dialogue domestic_dog duo ejaculation english_text eyebrows facesitting fur grey_hair hair hand_on_leg kneeling looking_at_partner looking_back looking_down lying male mammal mature_male mrmaxwell multicolored_fur older_male on_back on_ground open_mouth oral orgasm partially_clothed pink_nose raised_tail rear_view red_panda rimming sethpup sex sharp_teeth shirt speech_bubble spread_legs spreading tan_fur tank_top teeth text thick_thighs tight_clothing two_tone_fur white_fur white_topwear yaoi younger_male|3423620040