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Author Whiten A.; Byrne, R. W. (eds) openurl 
  Title Machiavellian Intelligence II – Extensions and Evaluations Type Book Whole
  Year 1997 Publication Abbreviated Journal  
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  Publisher Cambridge University Press Place of Publication Cambridge Editor Whiten A.; Byrne, R. W.  
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  Area Expedition Conference  
  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5233  
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Author Huber, R.; van Staaden, M.J.; Kaufman, L.S.; Liem, K.F. doi  openurl
  Title Microhabitat Use, Trophic Patterns, and the Evolution of Brain Structure in African Cichlids Type Journal Article
  Year 1997 Publication Brain, Behavior and Evolution Abbreviated Journal Brain Behav Evol  
  Volume 50 Issue 3 Pages 167-182  
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  Abstract The species assemblages of cichlids in the three largest African Great Lakes are among the richest concentrations of vertebrate species on earth. The faunas are broadly similar in terms of trophic diversity, species richness, rates of endemism, and taxonomic composition, yet they are historically independent of each other. Hence, they offer a true and unique evolutionary experiment to test hypotheses concerning the mutual dependencies of ecology and brain morphology. We examined the brains of 189 species of cichlids from the three large lakes: Victoria, Tanganyika, and Malawi. A first paper demonstrated that patterns of evolutionary change in cichlid brain morphology are similar across taxonomic boundaries as well as across the three lakes [van Staaden et al., 1995 ZACS 98: 165–178]. Here we report a close relationship between the relative sizes of various brain structures and variables related to the utilization of habitat and prey. Causality is difficult to assign in this context, nonetheless, prey size and agility, turbidity levels, depth, and substrate complexity are all highly predictive of variation in brain structure. Areas associated with primary sensory functions such as vision and taste relate significantly to differences in feeding habits. Turbidity and depth are closely associated with differences in eye size, and large eyes are associated with species that pick plankton from the water column. Piscivorous taxa and others that utilize motile prey are characterized by a well developed optic tectum and a large cerebellum compared to species that prey on molluscs or plants. Structures relating to taste are well developed in species feeding on benthos over muddy or sandy substrates. The data militated against the existence of compensatory changes in brain structure. Thus enhanced development of a particular function is generally not accompanied by a parallel reduction of structures related to other modalities. Although genetic and environmental influences during ontogeny of the brain cannot be isolated, this study provides a rich source of hypotheses concerning the way the nervous system functions under various environmental conditions and how it has responded to natural selection.  
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  ISSN 0006-8977 ISBN Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5454  
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Author Rogers, L.J. url  doi
openurl 
  Title Early Experiential Effects on Laterality: Research on Chicks has Relevance to Other Species Type Journal Article
  Year 1997 Publication Laterality Abbreviated Journal Laterality  
  Volume 2 Issue 3-4 Pages 199-219  
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  Abstract The influence of early experience on the development of lateralisation of hemispheric function was further investigated, using the chick as a model. A range of functions are lateralised in the chick and these correlate with asymmetry in the organisation of the visual projections. Chicks using the right eye and, therefore, primarily the left hemisphere are able to switch from pecking randomly at grain and pebbles to pecking mainly at grain, whereas those using the left eye and primarily the right hemisphere continue to peck at random. Exposure to light during the last days of incubation establishes this lateralisation in males, as a consequence of the embryo being oriented in the egg so that the left eye only is occluded. Males incubated in the dark peck at random when using either the right or left eye. Irrespective of light experience, females perform the same as darkincubated males: they are not influenced by light exposure. Monocular performance of the pebble-grain task is compared to binocular performance, and the sensitive period for the influence of light is delineated. The interactive effects of sex hormone levels on the differentiation of lateralisation are discussed and also the relevance of the results to other species, including humans.  
  Address  
  Corporate Author Thesis  
  Publisher Psychology Press Place of Publication Editor  
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  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1357-650x ISBN Medium  
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  Notes doi: 10.1080/713754277 Approved no  
  Call Number Equine Behaviour @ team @ Serial 5587  
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Author Schultz, W.; Dayan, P.; Montague, P.R. url  doi
openurl 
  Title A Neural Substrate of Prediction and Reward Type Journal Article
  Year 1997 Publication Science Abbreviated Journal  
  Volume 275 Issue 5306 Pages 1593-1599  
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  Abstract The capacity to predict future events permits a creature to detect, model, and manipulate the causal structure of its interactions with its environment. Behavioral experiments suggest that learning is driven by changes in the expectations about future salient events such as rewards and punishments. Physiological work has recently complemented these studies by identifying dopaminergic neurons in the primate whose fluctuating output apparently signals changes or errors in the predictions of future salient and rewarding events. Taken together, these findings can be understood through quantitative theories of adaptive optimizing control.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5749  
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Author Kräußlich, H.; Brem, G. openurl 
  Title Tierzucht und allgemeine Landwirtschaftslehre für Tiermediziner Type Book Whole
  Year 1997 Publication Abbreviated Journal  
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  Corporate Author Thesis  
  Publisher Enke Place of Publication Stuttgart Editor  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 6542  
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Author Livoreil, B.; Giraldeau, L. openurl 
  Title Patch departure decisions by spice finches foraging singly or in groups Type Journal Article
  Year 1997 Publication Animal Behaviour. Abbreviated Journal Anim. Behav.  
  Volume 54 Issue 4 Pages 967-977  
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  Abstract The marginal value theorem predicts that when resources are clumped in space, a forager can maximize its rate of intake by deciding to leave a patch when its current feeding rate falls below the average for the habitat. A group version of the model predicts that when rate-maximizing group members share a patch, they should leave sooner, and each with less gain, than single animals exploiting the same patch. We tested these predictions in the laboratory by measuring patch departure decisions of spice finches, Lonchura punctulataexploiting food patches alone or in groups of three under two habitats that require different travel times. As predicted, group members left the patch sooner and with fewer seeds than single foragers. Unlike the model's assumptions, however, birds did not share the patch equally, and their exploitation curves could not be simply derived from those of single foragers. Grouping decreased the effect of travel time on patch exploitation. Moreover, within each group the bird expected to leave first delayed its departure although it collected fewer seeds than the others. This delayed departure could aim to maintain group membership. We noted an increased variability in seed number collected by group members compared with single foragers, which could be a cost of group foraging.Copyright 1997 The Association for the Study of Animal Behaviour1997The Association for the Study of Animal Behaviour  
  Address Department of Biology, Concordia University  
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  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0003-3472 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:9344448 Approved no  
  Call Number Serial 2138  
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Author Delacour, J. url  openurl
  Title Object Perception and Recognition: A Model for the Scientific Study of Consciousness Type Journal Article
  Year 1997 Publication Theory Psychology Abbreviated Journal  
  Volume 7 Issue 2 Pages 257-262  
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  Abstract The main obstacles to the scientific study of consciousness are its subjectivity and its complexity. Object perception and recognition (OPR) can be a useful model in such a study because there is a remarkable agreement between the subjective and objective aspects of OPR; in addition, while OPR is somewhat simpler than other forms of cognition, it adequately represents one characteristic feature of consciousness: intentionality. It thus allows convergent studies of experimental psychology, artificial intelligence and biology, in both humans and animals. Recent advances in the neurophysiology of visual OPR in subhuman primates and its brain imaging in humans provide a vital thread to the neural basis of consciousness, especially of its integrative, unifying character.  
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  Notes 10.1177/0959354397072007 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2967  
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Author Anderson JR; Gallup GG openurl 
  Title Self-recognition in Saguinus? A critical essay Type Journal Article
  Year 1997 Publication Animal Behaviour. Abbreviated Journal Anim. Behav.  
  Volume 54 Issue Pages 1563  
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  Call Number Equine Behaviour @ team @ Serial 2978  
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Author Bugnyar T; Huber L openurl 
  Title Push or pull: an experimental study on imitation in marmosets Type Journal Article
  Year 1997 Publication Animal Behaviour. Abbreviated Journal Anim. Behav.  
  Volume 54 Issue Pages 817  
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  Call Number Equine Behaviour @ team @ Serial 2984  
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Author Hauser MD; Kralik J openurl 
  Title Life beyond the mirror: a reply to Anderson & Gallup Type Journal Article
  Year 1997 Publication Animal Behaviour. Abbreviated Journal Anim. Behav.  
  Volume 54 Issue Pages 1568  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 3002  
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