Rule 34 Dev - abs animal_genitalia anthro balls belly biceps big_penis bondage cum cum_on_penis cum_on_self duo erection fish hand_on_head hi_res horn humanoid_penis kneeling low-angle_view male mammal manly marine mature_male muscular muscular_male myemetophobia nipples nude open_mouth oral oral_penetration partially_retracted_foreskin pecs penetration penis pose precum rhinoceros rope sex shark simple_background size_difference smaller_male standing tongue tongue_out uncut vein veiny_penis white_background white_eyes yaoi|2338490408