Raymond Vagell

PhD Dissertation:
Mind Games: Using Cognitive Touchscreen To Reduce Boredom And Increase Welfare In Captive Ruffed Lemurs (Varecia spp.)

Duke Lemur Center, North Carolina USA

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I am currently conducting cognitive touchscreen research and using noninvasive methods to collect salivary cortisol before, during, and after cognitive testing. Additionally I am  exploring contrafreeloading paradigm in captive primates.