Rule 34 Dev - animal_genitalia anthro biped blue_stripes countershading dinosaur erection fence genital_slit genitals gradient_markings hands_behind_head head_crest hi_res knot knotted_penis male markings monolophosaurus mountain multicolored_body muscular muscular_anthro muscular_male nude_anthro nude_male open_mouth orange_eyes orange_markings orange_stripes penis pink_penis pose prehistoric_species reptile scalie sharp_teeth sheycra solo standing stripes sunset teeth theropod unusual_anatomy unusual_genitalia unusual_penis vein veiny_penis water white_body white_countershading|12827199112