birds nest collectors climbing pole - wood plugs


birds nest collectors climbing pole - wood plugs, birds-nest, cave, natural cave, niah, niah caves, wooden

Wooden pole hanging from the roof of a natural cave (Borneo).­

Those poles are used by birds-nest collectors to climb and harvest the birds-nests.­ The poles are formed of several segments, connected together by wood plugs.­

The wood they use is the very strong ironwood or belian (Eusideroxylon Zawargeri).­

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The Niah Caves (Borneo) Borneo