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Author de Waal, F.B.M. openurl 
  Title Animal Social Conflict Type Miscellaneous
  Year 1993 Publication Abbreviated Journal  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4894  
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Author de Waal, F.B.M. openurl 
  Title Peacemaking Among Primates Type Miscellaneous
  Year 1989 Publication Abbreviated Journal  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4924  
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Author de Waal, F.B.M. openurl 
  Title Animal communication: panel discussion Type Journal Article
  Year 2003 Publication Annals of the New York Academy of Sciences Abbreviated Journal Ann N Y Acad Sci  
  Volume 1000 Issue Pages 79-87  
  Keywords Acoustics; Affect; *Animal Communication; Animals  
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  Language English Summary Language Original Title  
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  Series Volume Series Issue Edition  
  ISSN 0077-8923 ISBN Medium  
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  Notes PMID:14766621 Approved no  
  Call Number refbase @ user @ Serial 176  
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Author Call, J.; Aureli, F.; de Waal, F.B.M. url  doi
openurl 
  Title Postconflict third-party affiliation in stumptailed macaques Type Journal Article
  Year 2002 Publication Animal Behaviour. Abbreviated Journal Anim. Behav.  
  Volume 63 Issue 2 Pages 209-216  
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  Abstract Stumptailed macaques, Macaca arctoides, are characterized by high levels of postconflict affiliative contacts between opponents. We investigated the occurrence of postconflict affiliative contacts between opponents and third parties that were not involved in the original conflict. We collected 10-min focal observations during postconflict and control periods in which we recorded all aggressive and affiliative behaviours between opponents and third parties. We distinguished three types of third parties depending on the relationship with the focal animal: own kin, opponent's kin and individuals unrelated to both opponents. We analysed the interactions with third parties separately, while distinguishing two classes of affiliative behaviours: (1) allogrooming and contact sitting and (2) sociosexual behaviours (e.g. genital inspection). The macaques showed differences between postconflict and control periods in their affiliative contacts with third parties. Aggressors received more postconflict grooming and contact sitting from their opponents' kin, received more sociosexual behaviour from their own kin and unrelated individuals, and directed more sociosexual behaviour to unrelated individuals. Victims received and directed less postconflict grooming from and towards their own kin. They received more postconflict sociosexual behaviour from all partners except their own kin and directed more sociosexual behaviour to all partners except the opponent's kin. This study establishes the occurrence of multiple postconflict triadic affiliation in stumptailed macaques, and is the first to show that victims receive contacts from third parties in a cercopithecine species, a behaviour previously described only in chimpanzees. It also highlights the importance of analysing the different affiliative behaviours separately in postconflict situations. Otherwise, many of the patterns we report, especially those involving victims, would have been missed.  
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  Notes Approved no  
  Call Number refbase @ user @ Serial 304  
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Author de Waal, F.B.M. isbn  openurl
  Title Chimpanzee politics:power and sex among apes. Type Book Whole
  Year 1982 Publication Abbreviated Journal  
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  Publisher Johns Hopkins University Press Place of Publication Baltimore Editor  
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  ISSN ISBN 978-0801886560 Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4857  
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Author de Waal, F.B.M. url  doi
openurl 
  Title Putting the Altruism Back into Altruism: The Evolution of Empathy Type Journal Article
  Year 2008 Publication Annual Review of Psychology Abbreviated Journal Annu Rev Psychol  
  Volume 59 Issue 1 Pages 279-300  
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  Abstract Evolutionary theory postulates that altruistic behavior evolved for the return-benefits it bears the performer. For return-benefits to play a motivational role, however, they need to be experienced by the organism. Motivational analyses should restrict themselves, therefore, to the altruistic impulse and its knowable consequences. Empathy is an ideal candidate mechanism to underlie so-called directed altruism, i.e., altruism in response to anothers's pain, need, or distress. Evidence is accumulating that this mechanism is phylogenetically ancient, probably as old as mammals and birds. Perception of the emotional state of another automatically activates shared representations causing a matching emotional state in the observer. With increasing cognition, state-matching evolved into more complex forms, including concern for the other and perspective-taking. Empathy-induced altruism derives its strength from the emotional stake it offers the self in the other's welfare. The dynamics of the empathy mechanism agree with predictions from kin selection and reciprocal altruism theory.  
  Address (up)  
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  Publisher Annual Reviews Place of Publication Editor  
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  ISSN 0066-4308 ISBN Medium  
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  Notes doi: 10.1146/annurev.psych.59.103006.093625 Approved no  
  Call Number Equine Behaviour @ team @ Serial 5058  
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Author de Waal, F.B.M.; Aureli, F. openurl 
  Title Consolation, reconciliation, and a possible cognitive difference between macaque and chimpanzee Type Book Chapter
  Year 1996 Publication Reaching into Thought: The Minds of the Great Apes Abbreviated Journal  
  Volume Issue Pages 80–110.  
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  Abstract Russon,A.E.; Bard, K.A.; Parker, S.T.  
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  Publisher Cambridge University Press Place of Publication Cambridge Editor Russon,A.E.; Bard, K.A.; Parker, S.T.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5060  
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Author de Waal, F.B.M.; Luttrell, L.M. url  doi
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  Title Mechanisms of social reciprocity in three primate species: Symmetrical relationship characteristics or cognition? Type Journal Article
  Year 1988 Publication Ethology and Sociobiology Abbreviated Journal  
  Volume 9 Issue 2–4 Pages 101-118  
  Keywords Reciprocity; Agonistic intervention; Cognition; Chimpanzees; Macaques  
  Abstract Agonistic intervention behavior was observed in captive groups of chimpanzees (Pan troglodytes), rhesus monkeys (Macaca mulatta), and stumptail monkeys (M. arctoides). Reciprocity correlations of interventions were determined while removing from the data the effects of several symmetrical relationship characteristics, that is, matrillineal kinship, proximity relations, and same-sex combination. It was considered likely that if significant reciprocity persisted after controlling for these characteristics, the reciprocity was based on cognitive mechanisms. Statistical significance was tested by means of recently developed matrix permutation procedures. All three species exhibited significant reciprocity with regard to beneficial interventions, even after controlling for symmetrical traits. Harmful interventions were, however, reciprocal among chimpanzees only. This species showed a “revenge system”, that is, if A often intervened against B, B did the same to A. In contrast, both macaque species showed significantly inversed reciprocity in their harmful interventions: if A often intervened against B, B rarely intervened against A. Further analysis indicates that the strict hierarchy of macaques prevents them from achieving complete reciprocity. Compared to chimpanzees, macaques rarely intervene against higher ranking group members. The observed contrast can be partially explained on the basis of differences in available space, as indicated by a comparison of indoor and outdoor living conditions for the chimpanzee colony. Yet, even when such spatial factors are taken into account, substantial behavior differences between chimpanzees and macaques remain.  
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  Series Volume Series Issue Edition  
  ISSN 0162-3095 ISBN Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5809  
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Author de Waal, F.B.M.; Ferrari, P.F. url  doi
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  Title Towards a bottom-up perspective on animal and human cognition Type Journal Article
  Year 2010 Publication Trends in Cognitive Sciences Abbreviated Journal Trends Cognit. Sci.  
  Volume 14 Issue 5 Pages 201-207  
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  Abstract Over the last few decades, comparative cognitive research has focused on the pinnacles of mental evolution, asking all-or-nothing questions such as which animals (if any) possess a theory of mind, culture, linguistic abilities, future planning, and so on. Research programs adopting this top-down perspective have often pitted one taxon against another, resulting in sharp dividing lines. Insight into the underlying mechanisms has lagged behind. A dramatic change in focus now seems to be under way, however, with increased appreciation that the basic building blocks of cognition might be shared across a wide range of species. We argue that this bottom-up perspective, which focuses on the constituent capacities underlying larger cognitive phenomena, is more in line with both neuroscience and evolutionary biology.  
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  ISSN 1364-6613 ISBN Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5857  
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Author Whiten, A.; Horner, V.; de Waal, F.B.M. doi  openurl
  Title Conformity to cultural norms of tool use in chimpanzees Type Journal Article
  Year 2005 Publication Nature Abbreviated Journal Nature  
  Volume 437 Issue 7059 Pages 737-740  
  Keywords Aging/physiology; Animals; Culture; Feeding Behavior/physiology; Female; Pan troglodytes/*physiology/*psychology; *Social Conformity; Technology; Time Factors  
  Abstract Rich circumstantial evidence suggests that the extensive behavioural diversity recorded in wild great apes reflects a complexity of cultural variation unmatched by species other than our own. However, the capacity for cultural transmission assumed by this interpretation has remained difficult to test rigorously in the field, where the scope for controlled experimentation is limited. Here we show that experimentally introduced technologies will spread within different ape communities. Unobserved by group mates, we first trained a high-ranking female from each of two groups of captive chimpanzees to adopt one of two different tool-use techniques for obtaining food from the same 'Pan-pipe' apparatus, then re-introduced each female to her respective group. All but two of 32 chimpanzees mastered the new technique under the influence of their local expert, whereas none did so in a third population lacking an expert. Most chimpanzees adopted the method seeded in their group, and these traditions continued to diverge over time. A subset of chimpanzees that discovered the alternative method nevertheless went on to match the predominant approach of their companions, showing a conformity bias that is regarded as a hallmark of human culture.  
  Address (up) Centre for Social Learning and Cognitive Evolution, School of Psychology, University of St Andrews, St Andrews, Fife, KY16 9JP, UK. a.whiten@st-and.ac.uk  
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  ISSN 1476-4687 ISBN Medium  
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  Notes PMID:16113685 Approved no  
  Call Number refbase @ user @ Serial 163  
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