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 ...

Besides being dark and mysterious, crows are extremely intelligent birds. So smart, in fact, that it might be a little bit scary. Even though their brains are the size of a human thumb, their ...

New Caledonian crows are known for their toolmaking, but Alex Taylor and his colleagues wanted to understand just how advanced they could be. Once, in captivity, when a New Caledonian male crow had ...

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 ...