Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic". Those animals whose "butt determines the head" and "extremely schizophrenic".