They may pilfer other animals' food. 它们可能会偷吃其它动物的食品。
As we predicted from the results of the first experiments, knowers rushed to pilfer the human-made cache if they were paired with another knower. 结果，知情渡鸦要是与另一只也知情的渡鸦在一起，就会急著去偷取人藏起的物事，符合我们根据先前的实验结果所做的预测。
