Rule 34 Dev - 2021 2boys anthro anthro_on_anthro arm_around_shoulders beard belly blue_underwear blush bodily_fluids body_hair canid canine canis chest_hair closed_eyes clothing domestic_dog duo erection erection_under_clothes erection_under_clothing facial_hair gay genital_fluids hair hi_res male male/male male_on_bottom male_on_top male_only mammal musclegut muscular muscular_anthro muscular_male nipples on_bottom on_top partially_clothed pecs precum precum_through_clothing precum_through_underwear red_underwear simple_background sitting smile tenting tongue tongue_out underwear ursid vitashi wet wet_clothing white_background yaoi|5105547840