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absurd_res aquatic assimilation balls bodily_fluids cephalopod coleoid cowne erection flaccid foreskin genital_fluids genitals glans goo_transformation hi_res human human_to_anthro humanoid_genitalia humanoid_penis male mammal mollusk octopodiform octopus overweight partially_retracted_foreskin penis precum species_transformation tentacles transformation vein veiny_penis vore