FURVERT!

anthro anus aquatic archie_comics backsack balls big_butt butt butt_focus duckbrained flustered foreskin genitals greyscale hi_res humanoid_genitalia humanoid_penis looking_through looking_through_legs male mammal monochrome nude penis pinniped presenting presenting_anus presenting_hindquarters rotor_the_walrus sega short_tail snapback_hat solo sonic_the_hedgehog_(archie)sonic_the_hedgehog_(comics)sonic_the_hedgehog_(series)spread_legs spreading tail thick_thighs walrus