Escalation of feline predation along a gradient from avoidance through "play" to killing.

@article{Pellis1988EscalationOF,
  title={Escalation of feline predation along a gradient from avoidance through "play" to killing.},
  author={Sergio M. Pellis and Dr. Paul E. O'Brien and Valentina Pellis and Philip Teitelbaum and David L. Wolgin and Stephanie C. Kennedy},
  journal={Behavioral neuroscience},
  year={1988},
  volume={102 5},
  pages={760-77}
}
In this article, we show that feline predation involves a continuous gradient of activation between defense and attack and that predatory "play" results from an interaction of the two. Benzodiazepines (oxazepam, diazepam) escalated attack toward killing, so that cats that had avoided mice prior to the drug now played with them, cats that had originally played now killed, and cats that killed mice now did so with less preliminary contact. In such shifts, no sharp demarcation between play and… CONTINUE READING
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