Alexander von Humboldt discovers biodiversity in the Orinoco basin – Part 6 | DW Documentary

In celebration of Alexander von Humboldt’s 250th birthday, we invite you to learn all about the adventurous life of the great German natural scientist in seven short documentaries.
Travelling up and down the river, Alexander von Humboldt was ravished by the beauty and variety of the landscapes, flora and fauna. Today nature conservationists are battling to preserve the region's many threatened species.
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