Problem-solving is not limited to the world of humans. It’s interesting to watch other species use thinking to solve a problem. Crows and ravens are, for me, associated with Grimms’ fairy tales and tales of dark forces, but here, thanks to Britannica Blog, we see a very practical crow persisting in reaching its goal.

[youtube=http://www.youtube.com/watch?v=TtmLVP0HvDg&feature=player_embedded]