rule 34 alien anthro anus arxur the nature of predators ass balls belly big anus big balls big belly blush bodily fluids chubby male claws crocodilian darkened anus darkened balls darkened genitalia dialogue drooling erection feet foreskin genitals grabbing own ass grey body hand on leg lying male non mammal balls nude offering sex on back overweight penis puffy anus pupils reptile saliva scalie simple background soles solo spread legs spreading tail text the nature of predators thick thighs typicalwalker unretracted foreskin 8677692