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Author Cohen, J.; Pardy, S.; Solway, H.; Graham, H. doi  openurl
  Title (up) Chunking versus foraging search patterns by rats in the hierarchically baited radial maze Type Journal Article
  Year 2003 Publication Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 6 Issue 2 Pages 93-104  
  Keywords Animals; Exploratory Behavior; *Feeding Behavior; Male; *Maze Learning; Rats; Rats, Long-Evans  
  Abstract Rats were exposed to a radial maze containing six black smooth arms and six wire-grid-covered arms and a striped 'exit arm' in experiment 1. The probability of a black or grid arm being baited (5/6 vs 1/6) with sunflower seeds was associated with its proximal cue for some rats (the Relevant Arm Cue group) but not for others (the Irrelevant Arm Cue group). All rats could terminate a trial and receive a highly preferred morsel of apple by entering the exit arm only after having sampled all six seed-baited arms. Relevant Arm Cue rats usually chose some arms from the more densely baited set before choosing an arm from the less densely baited set and made fewer reentries than Irrelevant Arm Cue rats. Although such clustered, higher choice accuracy in the Relevant Arm Cue group corresponds to human clustered, better recall of verbal items from lists hierarchically organized by categories, these rats did not similarly exhaustively retrieve items (arm locations). That is, when required to terminate a trial by entering the 'exit' arm for an apple morsel after having sampled all seed-baited arms, both groups were equally unable to withhold making nonrewarded premature exits. This nonexhaustive foraging search pattern was maintained in the next two experiments in which the radial maze was reduced to three black and three grid arms along with the striped 'exit' arm and in which black and grid arm cues were paired with number of seeds (eight or one) in an arm for Relevant Arm Cue rats. Although Relevant Arm Cue rats displayed perfect clustering by entering all eight-seeded arms before a one-seeded arm, they made more premature exits and reentries into eight-seeded arms in experiment 2 or when forced to enter all eight-seeded arms in experiment 3 than did Irrelevant Arm Cue rats. These foraging tendencies prevent accurate estimations of the amount of information (i.e., arm locations) rats can 'chunk'.  
  Address Department of Psychology, University of Windsor, Windsor, Ontario N9B 3P4, Canada. jcohen@uwindsor.ca  
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  Language English Summary Language Original Title  
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  ISSN 1435-9448 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:12720109 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2574  
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Author Tebbich, S.; Bshary, R.; Grutter, A.S. doi  openurl
  Title (up) Cleaner fish Labroides dimidiatus recognise familiar clients Type Journal Article
  Year 2002 Publication Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 5 Issue 3 Pages 139-145  
  Keywords Adaptation, Physiological; Animals; *Evolution; *Fishes; Motivation; *Recognition (Psychology); Social Behavior; Visual Perception  
  Abstract Individual recognition has been attributed a crucial role in the evolution of complex social systems such as helping behaviour and cooperation. A classical example for interspecific cooperation is the mutualism between the cleaner fish Labroides dimidiatus and its client reef fish species. For stable cooperation to evolve, it is generally assumed that partners interact repeatedly and remember each other's past behaviour. Repeated interactions may be achieved by site fidelity or individual recognition. However, as some cleaner fish have more than 2,300 interactions per day with various individuals per species and various species of clients, basic assumptions of cooperation theory might be violated in this mutualism. We tested the cleaner L. dimidiatus and its herbivorous client, the surgeon fish Ctenochaetus striatus, for their ability to distinguish between a familiar and an unfamiliar partner in a choice experiment. Under natural conditions, cleaners and clients have to build up their relationship, which is probably costly for both. We therefore predicted that both clients and cleaners should prefer the familiar partner in our choice experiment. We found that cleaners spent significantly more time near the familiar than the unfamiliar clients in the first 2 minutes of the experiment. This indicates the ability for individual recognition in cleaners. In contrast, the client C. striatus showed no significant preference. This could be due to a sampling artefact, possibly due to a lack of sufficient motivation. Alternatively, clients may not need to recognise their cleaners but instead remember the defined territories of L. dimidiatus to achieve repeated interactions with the same individual.  
  Address Max Planck Institute for Behaviour and Physiology, 82319 Seewiesen, Germany. tebbich@ss20.mpi-seewiesen.mpg.de  
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  Language English Summary Language Original Title  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12357286 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2599  
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Author Cooper, J.J.; Ashton, C.; Bishop, S.; West, R.; Mills, D.S.; Young, R.J. url  doi
openurl 
  Title (up) Clever hounds: social cognition in the domestic dog (Canis familiaris) Type Journal Article
  Year 2003 Publication Applied Animal Behaviour Science Abbreviated Journal Appl. Anim. Behav. Sci.  
  Volume 81 Issue 3 Pages 229-244  
  Keywords Domestic dog; Canine; Social cognition; Counting; Theory of mind; Perspective taking  
  Abstract This paper reviews the reasons why domestic dogs make good models to investigate cognitive processes related to social living and describes experimental approaches that can be adopted to investigate such processes in dogs. Domestic dogs are suitable models for investigating social cognition skills for three broad reasons. First, dogs originated from wolves, social animals that engage in a number of co-operative behaviours, such as hunting and that may have evolved cognitive abilities that help them predict and interpret the actions of other animals. Second, during domestication dogs are likely to have been selected for mental adaptations for their roles in human society such as herding or companionship. Third, domestic dogs live in a human world and “enculturation” may facilitate the development of relevant mental skills in dogs. Studies of social cognition in animals commonly use experimental paradigms originally developed for pre-verbal human infants. Preferential gaze, for example, can be used as a measure of attention or “surprise” in studies using expectancy violation. This approach has been used to demonstrate simple numerical competence in dogs. Dogs also readily use both conspecific and human social signals (e.g. looking or pointing) as information sources to locate hidden rewards such as food or favourite toys. Such abilities make dogs particularly good models for investigating perspective-taking tasks, where animals are required to discriminate between apparently knowledgeable and apparently ignorant informants.  
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  Call Number refbase @ user @ Serial 395  
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Author Zabel, C. J.; Glickman, S. E.; Frank, L. G.; Woodmansee, K. B.; Keppel, G. openurl 
  Title (up) Coalition formation in a colony of prepubertal spotted hyaenas Type Book Chapter
  Year 1992 Publication Coalitions and Alliances in Humans and Other Animals Abbreviated Journal  
  Volume Issue Pages 113–135  
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  Publisher Oxford University Press Place of Publication Oxford Editor Harcourt, A.H.; de Waal, F.B.M.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5232  
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Author Harcourt, A. H. isbn  openurl
  Title (up) Coalitions and alliances: are primates more complex than non-primates? Type Book Chapter
  Year 1992 Publication Coalitions and alliances in humans and other animals Abbreviated Journal  
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  Publisher Oxford University Press Place of Publication Oxford Editor Harcourt, A.H.; de Waal, F.B.M.  
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  Series Volume Series Issue Edition  
  ISSN ISBN 0-19-854273-9 Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5440  
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Author de Waal, F. B. M. openurl 
  Title (up) Coalitions as part of reciprocal relations in the Arnhem chimpanzee colony Type Book Chapter
  Year 1992 Publication Coalitions and Alliances in Humans and Other Animals Abbreviated Journal  
  Volume Issue Pages 233-257  
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  Publisher Oxford University Press Place of Publication Oxford Editor Harcourt, A.H.; de Waal, F.B.M.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4877  
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Author Steinhoff-Wagner, J. url  doi
openurl 
  Title (up) Coat Clipping of Horses: A Survey Type Journal Article
  Year 2019 Publication Journal of Applied Animal Welfare Science Abbreviated Journal Journal of Applied Animal Welfare Science  
  Volume 22 Issue 2 Pages 171-187  
  Keywords Equine, thermoregulation, shaving, winter pelage removal  
  Abstract Coat clipping is a common practice in sport horses; however, timing, purpose, technique, and clips vary widely, as do the management and feeding of a clipped horse. The aim of this study was to collect data regarding common clipping practices. A questionnaire was published online in Germany and contained 32 questions. Four hundred ninety-eight people answered at least one question, and 373 individuals (7% male, 93% female; ages 14–59 years) completed all the questions. Clipped horses were predominantly used as sport horses (68%), and they were either clipped immediately before or during the winter season (88%) or year-round (7%). The clipping date was scheduled according to hair length (52%), sweat amount (47%), and drying time (47%). Participants primarily used two clips: the hunter clip and the blanket clip, both without clipping the head (23% each). The majority of the clipped horses wore a blanket day and night (> 90%). Future studies with observations in the field are needed to support survey data in an effort to develop welfare recommendations for clipping practices utilized with horses.  
  Address  
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  Publisher Routledge Place of Publication Editor  
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  Series Volume Series Issue Edition  
  ISSN 1088-8705 ISBN Medium  
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  Notes doi: 10.1080/10888705.2018.1454319 Approved no  
  Call Number Equine Behaviour @ team @ Serial 6613  
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Author McLean, A.N. url  openurl
  Title (up) Cognitive abilities -- the result of selective pressures on food acquisition? Type Journal Article
  Year 2001 Publication Applied Animal Behaviour Science Abbreviated Journal Appl. Anim. Behav. Sci.  
  Volume 71 Issue 3 Pages 241-258  
  Keywords Adaptive intelligence; Animal cognition; Darwinian selection; Insightful learning  
  Abstract Locating and capturing food are suggested as significant selection pressures for the evolution of various cognitive abilities in mammals and birds. The hypothesis is proposed that aspects of food procuring behaviour should be strongly indicative of particular cognitive abilities. Experimental data concerning higher mental abilities in mammals and birds are reviewed. These data deal with self-recognition studies, rule-learning experiments, number concept, deceptive abilities, tool-use and observational learning. A Darwinian approach reveals: (1) the adaptiveness of particular abilities for particular niches, (2) that in complex foraging environments, increases in foraging efficiencies in animals should result from the evolution of particular cognitive abilities, (3) that phenomena such as convergent mental evolution should be expected to have taken place across taxonomic groups for species exploiting similar niches, (4) that divergence in mental ability should also have taken place where related species have exploited dissimilar niches. Experimental data of higher mental abilities in animals concur with a Darwinian explanation for the distribution of these cognitive abilities and no anomalies have been found. There are, as a consequence, significant implications for the welfare of animals subject to training when training methodology gives little or no consideration to the various mental abilities of species.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 2907  
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Author Broom, D.M. url  doi
openurl 
  Title (up) Cognitive ability and awareness in domestic animals and decisions about obligations to animals Type Journal Article
  Year 2010 Publication Applied Animal Behaviour Science Abbreviated Journal Appl. Anim. Behav. Sci.  
  Volume 126 Issue 1-2 Pages 1-11  
  Keywords Cognition; Awareness; Self-awareness; Feelings; Emotions; Cognitive bias; Sentience; Welfare; Domestic animals  
  Abstract Observation of behaviour, especially social behaviour, and experimental studies of learning and brain function give us information about the complexity of concepts that animals have. In order to learn to obtain a resource or carry out an action, domestic animals may: relate stimuli such as human words to the reward, perform sequences of actions including navigation or detours, discriminate amongst other individuals, copy the actions of other individuals, distinguish between individuals who do or do not have information, or communicate so as to cause humans or other animals to carry out actions. Some parrots, that are accustomed to humans but not domesticated, can use words to have specific meanings. In some cases, stimuli, individuals or actions are remembered for days, weeks or years. Events likely to occur in the future may be predicted and changes over time taken into account. Scientific evidence for the needs of animals depends, in part, on studies assessing motivational strength whose methodology depends on the cognitive ability of the animals. Recognition and learning may be associated with changes in physiology, behaviour and positive or negative feelings. Learning and other complex behaviour can result in affect and affect can alter cognition. The demonstration of cognitive bias gives indications about affect and welfare but should be interpreted in the light of other information. All of the information mentioned so far helps to provide evidence about sentience and the level of awareness. The term sentience implies a range of abilities, not just the capacity to have some feelings. The reluctance of scientists to attribute complex abilities and feelings to non-humans has slowed the development of this area of science. Most people consider that they have obligations to some animals. However, they might protect animals because they consider that an animal has an intrinsic value, or because of their concern for its welfare. In social species, there has been selection promoting moral systems that might result in behaviours such as attempts to avoid harm to others, collaboration and other altruistic behaviour. An evaluation of such behaviour may provide one of the criteria for decisions about whether or not to protect animals of a particular species. Other criteria may be: whether or not the animal is known as an individual, similarity to humans, level of awareness, extent of feelings, being large, being rare, being useful or having aesthetic quality for humans. Cognitive ability should also be considered when designing methods of enriching the environments of captive animals.  
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  ISSN 0168-1591 ISBN Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5135  
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Author Parr, L.A. doi  openurl
  Title (up) Cognitive and physiological markers of emotional awareness in chimpanzees (Pan troglodytes) Type Journal Article
  Year 2001 Publication Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 4 Issue 3 Pages 223-229  
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  Abstract The ability to understand emotion in others is one of the most important factors involved in regulating social interactions in primates. Such emotional awareness functions to coordinate activity among group members, enable the formation of long-lasting individual relationships, and facilitate the pursuit of shared interests. Despite these important evolutionary implications, comparative studies of emotional processing in humans and great apes are practically nonexistent, constituting a major gap in our understanding of the extent to which emotional awareness has played an important role in shaping human behavior and societies. This paper presents the results of two experiments that examine chimpanzees' responses to emotional stimuli. First, changes in peripheral skin temperature were measured while subjects viewed three categories of emotionally negative video scenes; conspecifics being injected with needles (INJ), darts and needles alone (DART), and conspecific directing agonism towards the veterinarians (CHASE). Second, chimpanzees were required to use facial expressions to categorize emotional video scenes, i.e., favorite food and objects and veterinarian procedures, according to their positive and negative valence. With no prior training, subjects spontaneously matched the emotional videos to conspecific facial expressions according to their shared emotional meaning, indicating that chimpanzee facial expressions are processed emotionally, as are human expressions. Decreases in peripheral skin temperature, indicative of negative sympathetic arousal, were significantly lower when subjects viewed the INJ and DART videos, compared to the CHASE videos, indicating greater negative arousal when viewing conspecifics being injected with needles, and needles themselves, than when viewing conspecifics engaged in general agonism.  
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  Call Number Equine Behaviour @ team @ Serial 3245  
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