Pongo pygmaeus

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  Subject Areas on Research

  • A monoclonal antibody reactive with a second epitope of the 67,000-dalton human T cell antigen. 
  • A nonverbal false belief task: the performance of children and great apes. 
  • All great ape species follow gaze to distant locations and around barriers. 
  • Apes' use of iconic cues in the object-choice task. 
  • Body orientation and face orientation: two factors controlling apes' behavior from humans. 
  • Comprehension of novel communicative signs by apes and human children. 
  • Direct and indirect reputation formation in nonhuman great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, Pongo pygmaeus) and human children (Homo sapiens). 
  • Does sympathy motivate prosocial behaviour in great apes? 
  • Dust accumulation in the canopy: a potential cause of dental microwear in primates. 
  • EMG of the digastric muscle in gibbon and orangutan: functional consequences of the loss of the anterior digastric in orangutans. 
  • Emergence of the keratinocyte growth factor multigene family during the great ape radiation. 
  • FOXP2 variation in great ape populations offers insight into the evolution of communication skills. 
  • Feeding behavior, diet, and the functional consequences of jaw form in orangutans, with implications for the evolution of Pongo. 
  • Fluorescence in situ hybridization analysis of keratinocyte growth factor gene amplification and dispersion in evolution of great apes and humans. 
  • Humans have evolved specialized skills of social cognition: the cultural intelligence hypothesis. 
  • Metacarpal head biomechanics: a comparative backscattered electron image analysis of trabecular bone mineral density in Pan troglodytes, Pongo pygmaeus, and Homo sapiens. 
  • Population genetic and phylogenetic evidence for positive selection on regulatory mutations at the factor VII locus in humans. 
  • Production and Comprehension of Gestures between Orang-Utans (Pongo pygmaeus) in a Referential Communication Game. 
  • Production and comprehension of referential pointing by orangutans (Pongo pygmaeus). 
  • Ratcheting up the ratchet: on the evolution of cumulative culture. 
  • Reaching around barriers: the performance of the great apes and 3-5-year-old children. 
  • Size and shape dimorphism in great ape mandibles and implications for fossil species recognition. 
  • The foot of Homo naledi. 
  • Use of social information in the problem solving of orangutans (Pongo pygmaeus) and human children (Homo sapiens). 
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  Keywords of People

  • Wray, Gregory Allan, Professor of Biology, Evolutionary Anthropology