3 ms·

Here's a video of a capuchin monkey demonstrating the technique on a nut: https://www.youtube.com/watch?v=Mvt9ZZis3GY https://www.youtube.com/watch?v=Mvt9ZZis3

Here's a video of a capuchin monkey demonstrating the technique on a nut: https://www.youtube.com/watch?v=Mvt9ZZis3GY https://www.youtube.com/watch?v=Mvt9ZZis3GY So this is more of a simian tool than a human one.

mkl 7y ago
The monkey didn't create its tool by shaping an appropriate rock to suit the purpose.