It's often the loudest orphans that get heard first. But there are some fascinating, albeit quieter, orphans that make up our herd too. They might not lead, trumpeting and rumbling from the front, but their presence is just as important.Alia, rescued late last year, plays and mud-bathes with the others on some days; on others she keeps to the fringes, a Keeper staying close. In June she stood up to the pestering bulls, shoving Pardamat away, tried to climb on Olomunyak (pictured here), and kept