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 widely considered among the most intelligent birds due to their advanced problem-solving abilities. Studies show they can use tools, recognize human faces, and remember past threats for long ...

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: ...

Crows are some of the smartest birds on the planet. They boast great memories, complex social lives, and are extremely ...