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2023 animal_genitalia anus aseysh black_body bodily_fluids butt claws dinosaur dorsal_frill erection feet feral frill_(anatomy)genital_fluids genital_slit genitals grass looking_at_viewer looking_back lying male multicolored_body nude on_side outside pawpads paws penis pink_body plant prehistoric_species presenting presenting_hindquarters presenting_penis raised_leg reptile resting saurischian scalie solo spinosaurid spinosaurus tapering_penis teeth theropod water waterside wet yellow_body