FURVERT!

anthro balls big_penis crouching digital_media_(artwork)dinosaur erection foreskin genitals hi_res humanoid_genitalia humanoid_penis jaysee koorivlf male muscular muscular_anthro muscular_male navel nipples nude partially_retracted_foreskin penis prehistoric_species reptile saurischian scalie solo spread_legs spreading tail theropod tyrannosaurid tyrannosauroid tyrannosaurus tyrannosaurus_rex