Charlie Brown, a two-year-old spaniel, loses focus under pressure in an experiment at the Duke Canine Cognition Center. A new study by Duke researchers finds that extra stress and stimulation can make hyper dogs like Charlie choke but gives mellow dogs an edge. Video by Emily Bray, Duke Canine Cognition Center. Read more: CITATION: “Increasing Arousal Enhances Inhibitory Control in Calm But Not Excitable Dogs,“ Emily Bray, Evan MacLean and Brian Hare. Animal Cognition, July 2015. DOI:
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