Crows are much smarter than we thought — and one, in particular, seemed like a moody genius.
Crows, like most other species from the corvid family (ravens, rooks, etc.), are some of the most intelligent animals on the planet, actually rivaling apes and dolphins. Tool use is common among these birds, but where they shine is in their social and emotional intelligence. For instance, a few years ago I reported how ravens point at things with their beaks