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Journal of Comparative Psychology
Journal of Comparative Psychology
Editor: Joseph Call  

Supplemental Material for

Orangutans (Pongo pygmaeus and Pongo abelii) Understand Connectivity in the Skewered Grape Tool Task

Nicholas J. Mulcahy, Michèle N. Schubiger, and T. Suddendorf

Journal of Comparative Psychology, Vol. 127, No. 1, pp. 109–113

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