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chimpanzees (Pan troglodytes), Bornean orangutans (Pongo pygmaeus), Sumatran orangutans (Pongo abelii), Tapanuli orangutans (Pongo tapanuliensis), eastern gorillas (Gorilla beringei), western ...
Music is commonly employed as auditory enrichment in NHP facilities under the assumption that music is as enriching for NHPs as it is for humans (Hinds et al., 2007; Lutz & Novak, 2005). The purpose ...