Never underestimate the mind of a crow. Members of a family of birds that includes ravens, rooks, magpies, and jays, crows have been known to bend wire into hooks to retrieve food; drop nuts in a road ...

What are the most interesting facts about human behavior? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world.

Jessica D. Ayers does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...