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Author Gille, C.; Hoischen-Taubner, S.; Spiller, A. url  doi
openurl 
  Title Neue Reitsportmotive jenseits des klassischen Turniersports Type Journal Article
  Year 2011 Publication Sportwissenschaft Abbreviated Journal  
  Volume 41 Issue 1 Pages 34-43  
  Keywords  
  Abstract Während die traditionellen Pferdesportdisziplinen Dressur- und Springreiten Mitglieder verlieren, haben sich weitere Pferdesportarten in Deutschland etabliert und erfreuen sich wachsender Beliebtheit. Die vorliegende Arbeit beschäftigt sich mit den Hintergründen dieser Entwicklung. In einer empirischen Untersuchung wurden 1814 Reiter zu ihren Reitmotiven befragt. Mit Hilfe von Hauptkomponenten- und Clusteranalyse wurde eine Typologie gebildet, die ein differenziertes Bild der Motive verschiedener Reitergruppen ermöglicht. Während die leistungsorientierten Reiter eher in klassischen Reitsportdisziplinen vertreten sind, dominieren in moderneren Reitsportdisziplinen vor allem Genussmotive. Insgesamt entwickelt sich der Trend im Reitsport deutlich vom Drill in der Reitbahn hin zu mehr Entspannung, Erholung und Selbstverwirklichung. Der Wunsch, in der Freizeit Leistung zu bringen, sich mit anderen zu messen und Erfolg zu haben, ist nur noch für einen kleineren Teil der Pferdesportler bedeutsam. Aus der Verteilung der Motive ergeben sich neue Herausforderungen für den organisierten Reitsport, um den Spagat zwischen den Anforderungen der leistungsorientierten Sportreiter und den Erholungssuchenden zu meistern.  
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  Series Volume Series Issue Edition  
  ISSN 1868-1069 ISBN Medium  
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  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Gille2011 Serial 6393  
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Author Flauger, B. url  openurl
  Title The introduction of horses into new social groups with special regard to their stress level Type Manuscript
  Year 2011 Publication Abbreviated Journal  
  Volume Issue Pages  
  Keywords Pferd; Equiden; Eingliederungstechnik; Integrationspferd; Stress; Cortisol; Endokrine Reaktion; Gruppenhaltung; Verletzungsgefahr; Aggression; Futterplatzwahl; Kot; Geruchssinn; Mensch-Pferd Interaktion; horse; equids; introduction technique; integration horse; stress; cortisol; endocrine response; group housing; injury risk; aggression; feeding decision; faecal sample; olfaction; human-horse interaction  
  Abstract Horses are a highly social species living in complex social systems which should require them to memorise and generalise social experiences and distinguish between familiar and unfamiliar conspecifics. In the main part of my thesis I concentrated on the specific conflict situation of a horse being introduced into a new social group, and investigated its behaviour and stress level. Horses were either introduced (1) immediately, (2) after an observation period, or (3) together with an integration horse after an observation period. Additionally, in the second part of my thesis I arranged several experiments to elaborate additional aspects which could affect the behaviour of horses during introductions. In this study I could describe a simplified method for measuring stress through the analysis of faecal GCMs in horses. An enzyme immunoassay (EIA) for 11-oxoaetiocholanolone using 11-oxoaetiocholanolone-17-CMO: BSA (3?,11-oxo-A EIA) as antigen showed high amounts of immunoreactive substances. The new assay increases the accuracy of the test and lowers the expenses per sample; also storing of samples at room temperature after collection is less critical. This is a big advantage both in the field of wildlife management of equids and in the field of equestrian sports (chapter 1). Comparing the different introduction techniques, the introduction with an integration horse led to significantly less total interactions and lower levels of aggression than the introduction of single horses, both immediately and after several days of observing the new group. Additionally, by observing the behaviour of the horses during everyday sociality I could develop a formula describing the interrelationship between expected aggression level and enclosure size per horse. The curve takes an exponential shape. Starting from a space allowance of 300 m2 and more per horse, the amount of aggressions per hour approaches zero. For the reduction of aggression levels and injury risks in socially kept horses I recommend an enclosure size of at least 300 m2 per horse (chapter 2). I further investigated the stress level of the introduced animals. Horses which were immediately introduced did not show elevated faecal GCMs. In contrast, horses which were introduced after an observation period had slightly elevated values 2 and 3 days after the introduction. For horses introduced together with an integration horse faecal GCMs were significantly above the baseline value on the day of introduction and 1 day after it. These differences between introduction techniques indicate that the introduction event itself is not as stressful as previously assumed. Rather standing together with an integration horse and not being able to integrate immediately into the complete group elicits stress in horses (chapter 3). In the commentary of chapter 4 several studies are discussed which failed to demonstrate social learning in horses. It is argued that they did not consider important aspects which could have an influence, such as the dominance status or the social background of the horses (chapter 4). In chapter 5 a social feeding situation was investigated. The social rank as well as the position of conspecifics affected the feeding strategy of horses. Domestic horses used social cognition and strategic decision making in order to decide where to feed. When possible they tended to return to the same, continuously supplied feeding site and switched to an ?avoidance tendency? in the presence of dominant horses or when another horse was already feeding there (chapter 5). One possibility to recognize group members is through olfactory recognition. In chapter 6 it is shown that horses are able to distinguish their own from their conspecifics? faeces. In addition, they paid most attention to the faeces of those group members from which they received the highest amount of aggressive behaviour (chapter 6). Horses show cognitive abilities because they are able to use humans as local enhancement cues when searching for food, independently of their body posture or gaze consistency when the persons face them. Moreover, they seem to orientate on the attention of familiar persons more than of unfamiliar persons (chapter 7). Altogether, the results of this thesis provide further support for the view that horses show good conflict resolution strategies. They are perfectly able to deal with the conflict situation of being introduced to new group members, and the introduction event itself is not as stressful as previously assumed. It is rather suggested that standing together with an integration horse and not being able to integrate immediately into the complete group elicits stress in horses. All additional experimental set-ups could demonstrate that horses are well capable of social cognition.  
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  Corporate Author Thesis Ph.D. thesis  
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  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ epub18463 Serial 5736  
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Author Core Development Team, R. openurl 
  Title R: a language and environment for statistical computing Type Book Whole
  Year 2011 Publication Abbreviated Journal  
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  Publisher R foundation for statistical computing Place of Publication Vienna, Austria Editor  
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  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Core Development Team2011 Serial 6489  
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Author Young, H.P. url  openurl
  Title The dynamics of social innovation Type Journal Article
  Year 2011 Publication Proceedings of the National Academy of Sciences Abbreviated Journal Proc. Natl. Acad. Sci. U.S.A.  
  Volume 108 Issue Supplement 4 Pages 21285-21291  
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  Notes 10.1073/pnas.1100973108 Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5940  
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Author Gorodnichenko, Y.; Roland, G. url  openurl
  Title Individualism, innovation, and long-run growth Type Journal Article
  Year 2011 Publication Proceedings of the National Academy of Sciences Abbreviated Journal Proc. Natl. Acad. Sci. U.S.A.  
  Volume 108 Issue Supplement 4 Pages 21316-21319  
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  Notes 10.1073/pnas.1101933108 Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5941  
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Author Krueger, K.; Flauger, B.; Farmer, K.; Maros, K. pdf  url
doi  openurl
  Title Horses (Equus caballus) use human local enhancement cues and adjust to human attention Type Journal Article
  Year 2011 Publication Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 14 Issue 2 Pages 187-201  
  Keywords Human–horse interaction – Horse – Attention-reading – Position – Familiarity  
  Abstract This study evaluates the horse (Equus caballus) use of human local enhancement cues and reaction to human attention when making feeding decisions. The superior performance of dogs in observing human states of attention suggests this ability evolved with domestication. However, some species show an improved ability to read human cues through socialization and training. We observed 60 horses approach a bucket with feed in a three-way object-choice task when confronted with (a) an unfamiliar or (b) a familiar person in 4 different situations: (1) squatting behind the bucket, facing the horse (2) standing behind the bucket, facing the horse (3) standing behind the bucket in a back-turned position, gazing away from the horse and (4) standing a few meters from the bucket in a distant, back-turned position, again gazing away from the horse. Additionally, postures 1 and 2 were tested both with the person looking permanently at the horse and with the person alternating their gaze between the horse and the bucket. When the person remained behind the correct bucket, it was chosen significantly above chance. However, when the test person was turned and distant from the buckets, the horses’ performance deteriorated. In the turned person situations, the horses approached a familiar person and walked towards their focus of attention significantly more often than with an unfamiliar person. Additionally, in the squatting and standing person situations, some horses approached the person before approaching the correct bucket. This happened more with a familiar person. We therefore conclude that horses can use humans as a local enhancement cue independently of their body posture or gaze consistency when the persons remain close to the food source and that horses seem to orientate on the attention of familiar more than of unfamiliar persons. We suggest that socialization and training improve the ability of horses to read human cues.  
  Address  
  Corporate Author Thesis  
  Publisher Springer Berlin / Heidelberg Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1435-9448 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5178  
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Author Krueger, K.; Flauger, B. url  doi
openurl 
  Title Olfactory recognition of individual competitors by means of faeces in horse (Equus caballus) Type Journal Article
  Year 2011 Publication Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 14 Issue 2 Pages 245-257  
  Keywords Biomedical and Life Sciences  
  Abstract Living in complex social systems requires perceptual and cognitive capacities for the recognition of group membership and individual competitors. Olfaction is one means by which this can be achieved. Many animals can identify individual proteins in urine, skin secretions, or saliva by scent. Additionally, marking behaviour in several mammals and especially in horses indicates the importance of sniffing conspecifics’ faeces for olfactory recognition. To test this hypothesis, we conducted two separate experiments: Experiment 1 addressed the question of whether horses can recognise the group membership of other horses by sniffing their faeces. The horses were presented with four faecal samples: (1) their own, (2) those of other members of their own group, (3) those of unfamiliar mares, and (4) those of unfamiliar geldings. Experiment two was designed to assess whether horses can identify the group member from whom a faecal sample came. Here, we presented two groups of horses with faecal samples from their group mates in random distribution. As controls, soil heaps and sheep faecal samples were used. In experiment one, horses distinguished their own from their conspecifics’ faeces, but did not differentiate between familiarity and sex. In experiment two, the horses from both groups paid most attention to the faeces of the horses from which they received the highest amount of aggressive behaviours. We therefore suggest that horses of both sexes can distinguish individual competitors among their group mates by the smell of their faeces.  
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  Publisher Springer Berlin / Heidelberg Place of Publication Editor  
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  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1435-9448 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5284  
Permanent link to this record
 

 
Author Baragli, P.; Mariti, C.; Petri, L.; De Giorgio, F.; Sighieri, C. url  doi
openurl 
  Title Does attention make the difference? Horses' response to human stimulus after 2 different training strategies Type Journal Article
  Year 2011 Publication Journal of Veterinary Behavior: Clinical Applications and Research Abbreviated Journal J Vet Behav Clin Appl Res  
  Volume 6 Issue 1 Pages 31-38  
  Keywords attention; exploration; horse; human stimulus; training  
  Abstract We hypothesized that in an open environment, horses cope with a series of challenges in

their interactions with human beings. If the horse is not physically constrained and is free to move

in a small enclosure, it has additional options regarding its behavioral response to the trainer. The

aim of our study was to evaluate the influence of 2 different training strategies on the horse’s behavioral

response to human stimuli. In all, 12 female ponies were randomly divided into the following 2

groups: group A, wherein horses were trained in a small enclosure (where indicators of the level of

attention and behavioral response were used to modulate the training pace and the horse’s control over

its response to the stimuli provided by the trainer) and group B, wherein horses were trained in a closed

environment (in which the trainer’s actions left no room for any behavioral response except for the one

that was requested). Horses’ behavior toward the human subject and their heart rate during 2 standardized

behavioral tests were used to compare the responses of the 2 groups. Results indicated that the

horses in group A appeared to associate human actions with a positive experience, as highlighted by

the greater degree of explorative behavior toward human beings shown by these horses during the tests.

The experience of the horses during training may have resulted in different evaluations of the person, as

a consequence of the human’s actions during training; therefore, it seems that horses evaluate human

beings on daily relationship experiences.
 
  Address attention; exploration; horse; human stimulus; training  
  Corporate Author Thesis  
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  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1558-7878 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5286  
Permanent link to this record
 

 
Author Bugnyar, T. url  doi
openurl 
  Title Knower–guesser differentiation in ravens: others' viewpoints matter Type Journal Article
  Year 2011 Publication Proceedings of the Royal Society B: Biological Sciences Abbreviated Journal Proc. Roy. Soc. Lond. B Biol. Sci.  
  Volume 278 Issue 1705 Pages 634-640  
  Keywords  
  Abstract Differentiating between individuals with different knowledge states is an important step in child development and has been considered as a hallmark in human evolution. Recently, primates and corvids have been reported to pass knower–guesser tasks, raising the possibility of mental attribution skills in non-human animals. Yet, it has been difficult to distinguish ‘mind-reading’ from behaviour-reading alternatives, specifically the use of behavioural cues and/or the application of associatively learned rules. Here, I show that ravens (Corvus corax) observing an experimenter hiding food are capable of predicting the behaviour of bystanders that had been visible at both, none or just one of two caching events. Manipulating the competitors' visual field independently of the view of the test-subject resulted in an instant drop in performance, whereas controls for behavioural cues had no such effect. These findings indicate that ravens not only remember whom they have seen at caching but also take into account that the other's view was blocked. Notably, it does not suffice for the birds to associate specific competitors with specific caches. These results support the idea that certain socio-ecological conditions may select for similar cognitive abilities in distantly related species and that some birds have evolved analogous precursors to a human theory-of-mind.  
  Address raven; Corvus corax; knowledge attribution; perspective; competitive food retrieval; caching  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
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  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5287  
Permanent link to this record
 

 
Author Dochtermann, N.A.; Jenkins, S.H. doi  openurl
  Title Multivariate Methods and Small Sample Sizes Type Journal Article
  Year 2011 Publication Ethology Abbreviated Journal Ethology  
  Volume 117 Issue 2 Pages 95-101  
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  Corporate Author Thesis  
  Publisher Blackwell Publishing Ltd Place of Publication Editor  
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  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1439-0310 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number (down) Equine Behaviour @ team @ Serial 5288  
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