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Author Bertolucci, C.; Giannetto, C.; Fazio, F.; Piccione, G. doi  openurl
  Title Seasonal variations in daily rhythms of activity in athletic horses Type Journal Article
  Year 2008 Publication Animal Abbreviated Journal Animal  
  Volume (down) 2 Issue 07 Pages 1055-1060  
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  Abstract Circadian rhythms reflect extensive programming of biological activity that meets and exploits the challenges and opportunities offered by the periodic nature of the environment. In the present investigation, we recorded the total activity of athletic horses kept at four different times of the year (vernal equinox, summer solstice, autumn equinox and winter solstice), to evaluate the presence of seasonal variations of daily activity rhythms. Athletic Thoroughbred horses were kept in individual boxes with paddock. Digitally integrated measure of total activity of each mare was continuously recorded by actigraphy-based data loggers. Horse total activities were not evenly distributed over the day, but they were mainly diurnal during the year. Daily activity rhythms showed clear seasonal variations, with the highest daily amount of activity during the vernal equinox and the lowest during the winter solstice. Interestingly, the amount of activity during either photophase or scotophase changed significantly throughout the year. Circadian analysis of horse activities showed that the acrophase, the estimated time at which the peak of the rhythm occurs, did not change during the year, it always occurred in the middle of the photoperiod. Analysing the time structure of long-term and continuously measured activity and feeding could be a useful method to critically evaluate athletic horse management systems in which spontaneous locomotor activity and feeding are severely limited. Circadian rhythms are present in several elements of sensory motor and psychomotor functions and these would be taken into consideration to plan the training schedules and competitions in athletic horses.  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4823  
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Author Berliner Vr, openurl 
  Title The estrous cycle of the mare. In: Cole,H.H., Cupps,P.T. Type Journal Article
  Year 1959 Publication Abbreviated Journal Reproductions in domestic animals  
  Volume (down) 1 Issue Pages 267-289  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 942  
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Author Epstein H, openurl 
  Title Descent and origin of the ass Type Book Chapter
  Year 1971 Publication Abbreviated Journal In Epstein: The origin of the domestic animals of Africa. II.  
  Volume (down) Issue Pages 394-398  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 1069  
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Author Epstein H, openurl 
  Title Wild Ass Type Journal Article
  Year 1971 Publication Abbreviated Journal In Epstein: The origin of the domestic animals of Africa. II  
  Volume (down) Issue Pages 378-381  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 1070  
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Author Klingel H, openurl 
  Title Communication in Perissodactyla Type Book Chapter
  Year 1977 Publication Abbreviated Journal in Sebeok TA (ed): How Animals Communicate  
  Volume (down) Issue Pages 715-727,  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 1305  
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Author Rubenstein, D. I. isbn  openurl
  Title The ecology of female social behaviour in horses, zebras and asses Type Book Chapter
  Year 1994 Publication Animal Societies Abbreviated Journal Animal Societies  
  Volume (down) Issue Pages 13-28  
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  Publisher Kyoto University Press Place of Publication Editor Jarman, P.J.;, Rositter, A.  
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  ISSN ISBN 4-87698-014-4 Medium  
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  Notes Approved yes  
  Call Number Serial 1528  
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Author Tembrock G, openurl 
  Title Land mammals Type Book Chapter
  Year 1968 Publication Abbreviated Journal In: Sebeok,T.A.; Animal Communication. London.  
  Volume (down) Issue Pages 338-404  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 1643  
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Author WARING GH et al, openurl 
  Title The behaviour of horses Type Book Chapter
  Year Publication Abbreviated Journal In: Behaviour of domestic animals  
  Volume (down) Issue Pages 330-369  
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  Notes from Professor Hans Klingels Equine Reference List Approved no  
  Call Number Serial 1698  
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Author Péron, F.; Ward, R.; Burman, O. url  doi
openurl 
  Title Horses (Equus caballus) discriminate body odour cues from conspecifics Type Journal Article
  Year 2013 Publication Abbreviated Journal Animal Cognition  
  Volume (down) Issue Pages 1-5  
  Keywords Body odour; Discrimination; Equus caballus; Habituation; Social memory  
  Abstract Knowledge about social recognition and memory in animals can help us to determine appropriate management and husbandry techniques. In this study, we used a habituation–discrimination procedure to investigate the ability of horses (Equus caballus) to distinguish between the body odour samples of unfamiliar conspecifics. To pick up body odour, we rubbed material on the coat of horses and presented these unknown body odours to 16 different conspecifics of the same sex and similar age. The test consisted of two successive two-min presentations of a sample from one individual (e.g. individual ‘A’) and a simultaneous presentation of samples from individual ‘A’ and a novel individual (e.g. individual ‘B’) during a final third presentation. The results showed that horses, regardless of sex, decreased the time they spent investigating conspecific body odour across the initial two presentations—demonstrating habituation. In the final presentation, the results demonstrated successful discrimination of the previously experienced odour because horses investigated the novel olfactory sample (‘B’) significantly more than the pre-exposed sample (‘A’). Taken together, these findings suggest, for the first time, that horses are able to discriminate two stimuli derived from body odours of unfamiliar conspecifics over short period of time.  
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  Publisher Springer Berlin Heidelberg Place of Publication Editor  
  Language English Summary Language Original Title  
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  Series Volume Series Issue Edition  
  ISSN 1435-9448 ISBN Medium  
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  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5742  
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Author Gaunet, F.; Massioui, F.E. url  doi
openurl 
  Title Marked referential communicative behaviours, but no differentiation of the “knowledge state” of humans in untrained pet dogs versus 1-year-old infants Type Journal Article
  Year 2014 Publication Abbreviated Journal Animal Cognition  
  Volume (down) Issue Pages 1-11  
  Keywords Dog; Communication; Knowledge attribution; Infant; Social; Learning  
  Abstract The study examines whether untrained dogs and infants take their caregiver’s visual experience into account when communicating with them. Fifteen adult dogs and 15 one-year-old infants were brought into play with their caregivers with one of their own toys. The caregiver gave the toy to the experimenter, who, in different conditions, placed it either above or under one of two containers, with both the infant or dog and the caregiver witnessing the positioning; in a third condition, the caregiver left the room before the toy was placed under one of the two containers and later returned. Afterwards, for each condition, the caregiver asked the participant to indicate the location of the toy. Neither dogs nor infants—untrained to the use of the partner’s knowledge state—showed much difference of behaviour between the three conditions. However, dogs showed more persistence for most behaviours (gaze at the owner, gaze at the toy and gaze alternation) and conditions, suggesting that the situation made more demands on dogs’ communicative behaviours than on those of infants. When all deictic behaviours of infants (arm points towards the toy and gaze at the toy) were taken into account, dogs and infants did not differ. Phylogeny, early experience and ontogeny may all play a role in the ways that both species communicate with adult humans.  
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  Publisher Springer Berlin Heidelberg Place of Publication Editor  
  Language English Summary Language Original Title  
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  Series Volume Series Issue Edition  
  ISSN 1435-9448 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5789  
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