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Peer Reviewed Publications

Vagell, R. Vagell VJ. Jacobs, RL. Gordon, J. Baden AL. (2019). SMARTA: Automated Testing Apparatus for Visual Discrimination Tasks. Behavior Research Methods.

Selected Published Conference Abstracts

Vagell, R. & Baden AL. (2020). Bored No More: Effects of Touchscreen Cognitive Tasks on Captive Ruffed Lemur (Varecia spp.) Well-Being/Welfare At Duke Lemur Center. American Society of Primatologists. Denver, Colorado


Vagell, R. Andres-Bray, T. Baden AL. (2019). Hand Preference In Ruffed Lemurs (Varecia spp.) When Performing Touchscreen Cognitive Tasks. American Society of Primatologists. Madison, Wisconsin


Vagell, R. Matters, S. Baden AL. (2019). Do Captive Ruffed Lemurs (Varecia spp.) Contrafreeload or Forage Using Optimal Foraging Theory? Joint Congress of Animal Behavior Society Conference and International Ethological Conference. Chicago, Illinois


Vagell, R. Vagell VJ. Jacobs, RL. Gordon, J. Baden AL. (2018). Demonstrating Behavioral Manifestation of Trichromacy in Ruffed Lemurs (Varecia spp.) Using SMARTA. Animal Behavior Society Conference. Milwaukee, Wisconsin


Vagell, R. Vagell VJ. Jacobs, RL. Gordon, J. Baden AL. (2017). Testing Ruffed Lemurs Color Vision Using Subject Mediated Automatic Remote Testing Apparatus (SMARTA). Animal Behavior Society Conference. Toronto, Canada


Vagell, R. Vagell VJ. Tepper, SJ. Avery, IM. Jacobs, RL. Gordon, J. Baden, AL. (2016). Novel Skill Acquisition in Ruffed Lemurs (Varecia spp.): Preliminary Data from SMARTA Color Vision Study at Duke Lemur Center. XXVI Joint Congress of the International Primatological Society and American Society of Primatologists. Chicago, Illinois 


Vagell, R. Vagell VJ. Jacobs, RL. Gordon, J. Baden AL. (2016). SMARTA: Subject-Mediated Automatic Remote Testing Apparatus for Color Vision Discrimination Tasks in Ruffed Lemurs (Varecia spp.). Duke Lemur Center 50th Anniversary Scientific Symposium. Durham, North Carolina


Vagell, R. (2014). Talk To The Hand: Hamadryas Baboons (Papio hamadryas) Hand Preference in Gestural Communication. American Society of Primatologists. Decatur, Georgia


Van Schyndel, AA. & Vagell, R. (2012). Foraging preferences and substrate use in the absence of food availability pressures in three lemur (Lemur cattaEulemur mongoz, and Eulemur sanfordi) species. Midwest Primate Interest Group Conference. DeKalb, Illinois 

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