rule 34 4 fingers ambiguous gender animal genitalia animal penis anthro black inner ear black penis black sclera blush bodily fluids changed video game changed fan artist chano chest tuft duo erection fingers fur genital fluids genitals grey body head tuft male male focus off screen character pawpads paws penis precum precum on penis shark changed simple background solo focus speech bubble squid changed striped body stripes tentacle tuft uwu white background white body white eyes white fur wide eyed 5479422