乌鸦可能比我们想象的还要聪明，它们的大脑反应速度惊人。蒂宾根大学的研究人员发现，乌鸦做出视觉决策的速度比人类和猴子快一倍，Crows may be even smarter than we thought, and their brains are astonishingly fast. Researchers at the University of Tübingen discovered that crows can make visual decisions twice as quickly as humans and monkeys, taking