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all_fours anthro bodily_fluids clothed clothed_sex clothing cum doggystyle dominant dominant_male duo echidna eulipotyphlan female from_behind_position genital_fluids gloves handwear hedgehog male male/female mammal monotreme rule34rox sega sex shadow_the_hedgehog smile smirk sonic_adventure sonic_the_hedgehog_(series)teamacorn tikal_the_echidna