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Dogs can discriminate between human baseline and psychological stress condition odours

Fig 3

Each dog performing their alert behaviour to indicate their choice on the three alternative forced choice apparatus.

Top Left: Soot (stand-stare), Top Right: Fingal (stand-stare), Bottom Left: Winnie (nose-on sit), Bottom Right: Treo (nose-on sit).

Fig 3

doi: https://doi.org/10.1371/journal.pone.0274143.g003