BWEYEYE, Rwanda (AFP) - In this remote corner of southern Rwanda, Twa pygmies are fighting a losing battle against the modern realities of environmentalism that are robbing them of their traditions. Sandwiched between the Burundian border and the edge of the dense Nyungwe rainforest, the village of Bweyeye is on the frontline of an increasingly divisive struggle between the diminutive Twa and the long arm of Rwandan law. Forced to abandon their centuries-old hunter-gatherer lifestyle by a ban on such activity in the maze of giant tropical trees, towering ferns and tiny orchids, many Twa have descended into crushing poverty...