Parrots and Crows Show their Inventive Side

A team of researchers from the Universities of Oxford and Vienna have tested the technical skills and innovation abilities of two of the most intelligent birds known, kea parrots and New Caledonian crows. New Caledonian crows regularly use and manufacture complex tools in the wild to extract food, feats that they repeat in the laboratory. Kea parrots, although not natural tool users, are known for their inquisitiveness, and have recently shown in captivity the ability to use