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5. How the great apes (Pan troglodytes, Pongo pygmaeus, Pan paniscus, Gorilla gorilla) perform on the reversed reward contingency task II: transfer to new quantities, long-term retention, and the impact of quantity ratios. Uher J, Call J. J Comp Psychol; 2008 May; 122(2):204-12. PubMed ID: 18489236 [Abstract] [Full Text] [Related]
7. How the great apes (Pan troglodytes, Pongo pygmaeus, Pan paniscus, and Gorilla gorilla) perform on the reversed contingency task: the effects of food quantity and food visibility. Vlamings PH, Uher J, Call J. J Exp Psychol Anim Behav Process; 2006 Jan; 32(1):60-70. PubMed ID: 16435965 [Abstract] [Full Text] [Related]
8. Apes (Gorilla gorilla, Pan paniscus, P. troglodytes, Pongo abelii) versus corvids (Corvus corax, C. corone) in a support task: the effect of pattern and functionality. Albiach-Serrano A, Bugnyar T, Call J. J Comp Psychol; 2012 Nov; 126(4):355-67. PubMed ID: 22545765 [Abstract] [Full Text] [Related]
9. Tracking the displacement of objects: a series of tasks with great apes (Pan troglodytes, Pan paniscus, Gorilla gorilla, and Pongo pygmaeus) and young children (Homo sapiens). Barth J, Call J. J Exp Psychol Anim Behav Process; 2006 Jul; 32(3):239-52. PubMed ID: 16834492 [Abstract] [Full Text] [Related]
10. Token transfers among great apes (Gorilla gorilla, Pongo pygmaeus, Pan paniscus, and Pan troglodytes): species differences, gestural requests, and reciprocal exchange. Pelé M, Dufour V, Thierry B, Call J. J Comp Psychol; 2009 Nov; 123(4):375-84. PubMed ID: 19929106 [Abstract] [Full Text] [Related]
11. The limits of endowment effects in great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, Pongo pygmaeus). Kanngiesser P, Santos LR, Hood BM, Call J. J Comp Psychol; 2011 Nov; 125(4):436-45. PubMed ID: 21767009 [Abstract] [Full Text] [Related]
12. Problem solving in great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, and Pongo abelii): the effect of visual feedback. Völter CJ, Call J. Anim Cogn; 2012 Sep; 15(5):923-36. PubMed ID: 22644115 [Abstract] [Full Text] [Related]
15. Great apes track hidden objects after changes in the objects' position and in subject's orientation. Albiach-Serrano A, Call J, Barth J. Am J Primatol; 2010 Apr; 72(4):349-59. PubMed ID: 20052693 [Abstract] [Full Text] [Related]
18. Direct and indirect reputation formation in nonhuman great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, Pongo pygmaeus) and human children (Homo sapiens). Herrmann E, Keupp S, Hare B, Vaish A, Tomasello M. J Comp Psychol; 2013 Feb; 127(1):63-75. PubMed ID: 22746158 [Abstract] [Full Text] [Related]