The Four “Fs” of Fear

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Ted Turner (the behavior expert, not the film mogul) created a series of videos that I stumbled upon early in my clicker training education. In one, he talked about the possible responses to stress or threat, response that he summarized as the Four Fs.

Pryor, K. (2013, September 24). The Four “fs” of fear. The Four “Fs” of Fear | Karen Pryor Clicker Training. Retrieved January 2, 2023, from

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Topic(s): Behavior, Breeder Resource, Canine Body Language