These videos accompany our paper currently in press at Scientific Reports. For any details or questions, please contact Thank you!

Video S1. In this Phase I ‘olfactory’ condition trial, Pluto chooses the baited container on the left side of the apparatus. Videos S1-S3 were recorded in near total darkness using the infrared recording capabilities of the SONY camera described in the Methods section.


Video S2. In this Phase II ‘olfactory distance’ trial, Pluto investigates both sides and chooses the baited container on the right side of the apparatus. This is a 30-cm trial.


Video S3. In this Phase II ‘scent trail’ trial, Pluto chooses the right trail leading to the baited food container in an F vs. W trial.

Dr. Joshua Plotnik
Department of Psychology
Hunter College, the City University of New York

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Copyright © 2018, Joshua Plotnik