A study of New Caledonian crows, which use sticks to fish beetle larvae out of tree trunks, shows exactly how advantageous tool use can be for animals. "Evolutionarily, animals that use tools have an ...
Crows are rewriting our understanding of intelligence. These birds meticulously select and shape tools for specific tasks. They even use one tool to get another, showcasing advanced planning. Their ...
When Jane Goodall first encountered chimpanzees using twigs as tools in 1960—something that scientists had assumed only humans could do — she wrote an excited telegram to her colleague Louis Leakey: ...
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