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 highly intelligent. They can recognize faces, hold grudges, and even recognize cars. Crows cache food, and will move it if another creature sees them hiding it. They use tools, and fashion ...

Some years ago, a bird researcher visited a famous institute that deals with primate cognition to give a talk. When the director of the institute introduced the bird researcher and his talk, he used ...