Hacker News
- Can Crows Make Mental Pictures of Tools? https://www.nytimes.com/2018/06/28/science/crows-toolmaking.html#crows 3 comments
- New Caledonian crows use mental pictures to twist twigs into hooks and make other tools, according to a provocative study that suggests the notoriously clever birds pass on successful designs to future generations, a hallmark of culture. https://www.theguardian.com/environment/2018/jun/29/birdbrainy-new-caledonian-crows-make-tools-using-mental-images 20 comments science