Birdbrain: Some use tools and can recognize themselves in the mirror

Article URL: https://www.scientificamerican.com/article/birdbrain-turns-from-insult-to-praise/

Comments URL: https://news.ycombinator.com/item?id=22175651

Points: 2

# Comments: 0

from Hacker News: Newest https://ift.tt/38nfupB
via IFTTT