Horse racing rare sport where males and females compete against each other . Not just jockeys -- but horses . How does gender affect their performance ? More dominant male horses than females , seen as taller , stronger , faster . Aussie champion Black Beauty , best female thoroughbred in history .
Horse racing rare sport where males and females compete against each other . Not just jockeys -- but horses . How does gender affect their chances ? More winning male horses than females , seen as taller , stronger , faster . Aussie champion Black Caviar , best female thoroughbred in history .