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abs anthro areola balls bdsm big_penis biped bodily_fluids bondage bound canid canine collar countershade_fur countershade_tail countershade_torso countershading erection fur genital_fluids genitals glans hi_res humanoid_genitalia humanoid_penis kuro_(kur0z)leash leashed_collar male mammal muscular muscular_anthro muscular_male nipples pecs penis plna precum simple_background solo tail text url vein veiny_penis white_background