Video: The Great Ape Program
The first ever pan African great ape survey aims to get an accurate estimate of chimpanzee populations remaining in the wild.
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JALAY TOWN, Liberia (Jun 2011) — Thump! Thump! Thump! As the hollow sound echoes through the Liberian rainforest, Vera Leinert and her fellow researchers freeze. Silently, Leinert directs the guide to investigate. Jefferson ‘Bola’ Skinnah, a ranger with the Liberian Forestry Development Authority, stalks ahead, using the thumping to mask the sound of his movement. [...]
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