FURVERT!

anthro balls big_balls big_muscles big_penis bodily_fluids cum cum_on_ground cumshot echidna ejaculation erection foreskin genital_fluids genitals glans hi_res huge_muscles huge_penis humanoid_genitalia humanoid_penis hyper hyper_genitalia hyper_muscles hyper_penis justmegabenewell knuckles_the_echidna male mammal masturbation monotreme muscular muscular_anthro muscular_male nipples nude orgasm penis pink_glans red_balls red_body red_foreskin red_penis retracted_foreskin sega smile solo sonic_the_hedgehog_(series)standing vein