Macaws may communicate visually with ‘blushing,’ ruffled feathers
Parrots — highly intelligent and highly verbal — may also ruffle their head feathers and blush to communicate visually, according to a new study published August 22 in the open-access journal PLOS ONE by Aline Bertin of the INRA Centre Val de Loire, France and colleagues. The study extends the understanding of the complex social … Read more