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anthro balls bear beard belly biceps blush bodily_fluids bottomless canid canine canis clothed clothing coach comic dialogue duo english_text erection eyes_closed facial_hair felid fellatio foreskin fur genitals greyscale hi_res humanoid_genitalia humanoid_penis jin_(artist)male male/male male_penetrated male_penetrating male_penetrating_male mammal masturbation me_and_my_teacher monochrome multiple_scenes muscular oral oral_penetration overweight pantherine partially_retracted_foreskin penetration penile penile_masturbation penis polar_bear sex slightly_chubby sweat tail text tiger ursine wolf