Before studying the faces, participants were asked to rate their intuitive abilities.

在识别照片之前，参与者被要求评价他们的直觉能力。

(Laughter) And it's really quite amazing that these animals have this kind of intuitive ability to do these behaviors.

（笑声） 这些动物有这种直觉来做出这些行为，真是太神奇了。