CURUP, Indonesia — Hiding in the dense Sumatran jungle, the poacher chose a thin branch, coated it with homemade glue and played a snippet of birdsong on an old cellphone.... Afrizal, doing his part to rob Indonesia of its wildlife, has caught more than 200, 000 songbirds over the past 15 years.“ I do this work to survive, ” he said, setting a new trap.... Much of the demand is fueled by the growing craze for bird singing contests. Keeping caged songbirds is a centuries-old tradition among Jav