The tool use of New Caledonian crows goes far beyond simple stick-wielding. Researchers have observed them creating compound tools by assembling two or more non-functional pieces into a working device, an ability once believed to be confined only to humans and great apes. This demonstrates a sophisticated level of cognitive ability and problem-solving. This is not merely an individual skill; it's a learned behavior passed down through generations. Different populations of these crows develop the

This is how we communicate with monkeys in the Amazon Rainforest…. the capuchin is considered to be the most intelligent of the New World monkeys, especially noted for their tool usage. Some examples include: using stones & sticks to crack open tough nuts and fruits, or even using a stable, flat stone as an anvil. Tools are then left at select sites for future use… really amazing! These are some of the few examples of primate tool use other than by apes. #tahuayolodge #amazoniaexpeditions #amazo