Chantek, the orangutan who used sign language, dies at 39 Post a Comment Chantek could also clean his room, make and use tools and learn the route to a restaurant. Baca JugaPoorer nations 'more focused on sustainability''Quick fixes' to the climate crisis risk harming natureIn pictures: Solar eclipse as seen from the UK Read More Share : Post a Comment for "Chantek, the orangutan who used sign language, dies at 39"
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