Crow intelligence has been studied for decades. Scientists have investigated New Caledonian crows creating their own compound tools to access food. The birds appear to establish rules, according to a ...

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 ...

Many of our beliefs are built upon faith in unseen causal agents. Whether you believe God, a raven, or natural selection created humans you do so without having actually seen the creator sculpt a ...

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 ...