Rule 34 Dev - 2021 2boys anthro armpit_hair athletic athletic_anthro athletic_male balls black_hair blue_body blue_fur bodily_fluids body_hair brown_body brown_fur canid canine closed_eyes duo erect_while_sleeping erection felid feline fur gay genital_fluids genitals hair horn humanoid_genitalia humanoid_penis hybrid_genitalia hybrid_penis interspecies knot knotted_humanoid_penis lute male male_only mammal multicolored_body multicolored_fur muscular muscular_anthro muscular_male musical_instrument mystikfox61 outside penis penis_size_difference plantigrade plucked_string_instrument precum precum_drip sleeping sleeping_together spiked_anklet stretching string_instrument tan_body tan_fur two_tone_body two_tone_fur yaoi|5249200448