Bumblebees can teach each other how to open a puzzle box
https://www.newscientist.com/article/2363354-bumblebees-can-teach-each-other-how-to-open-a-puzzle-box/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
Bumblebees can teach each other how to open a puzzle box