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Author Huxley, J. openurl 
  Title Equine interspecies aggression Type
  Year 2006 Publication The Veterinary record Abbreviated Journal Vet. Rec.  
  Volume 159 Issue 25 Pages (down) 860  
  Keywords *Aggression; Animals; *Behavior, Animal; Horses; Male; Sheep  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0042-4900 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:17172489 Approved no  
  Call Number Serial 1776  
Permanent link to this record
 

 
Author Burden, F.; Trawford, A. openurl 
  Title Equine interspecies aggression Comment on Type
  Year 2006 Publication The Veterinary record Abbreviated Journal Vet. Rec.  
  Volume 159 Issue 25 Pages (down) 859-860  
  Keywords *Aggression; Animals; *Behavior, Animal; Cats; Dogs; Equidae  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0042-4900 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:17172484 Approved no  
  Call Number Serial 1777  
Permanent link to this record
 

 
Author Macholc, E.J.A. openurl 
  Title Equine interspecies aggression Type
  Year 2006 Publication The Veterinary record Abbreviated Journal Vet. Rec.  
  Volume 159 Issue 24 Pages (down) 824  
  Keywords *Aggression; Animals; *Behavior, Animal; Chickens; Ducks; *Horses; Species Specificity  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0042-4900 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:17158722 Approved no  
  Call Number Serial 1778  
Permanent link to this record
 

 
Author Giles, N.; Tupper, J. doi  openurl
  Title Equine interspecies aggression Type
  Year 2006 Publication The Veterinary record Abbreviated Journal Vet. Rec.  
  Volume 159 Issue 22 Pages (down) 756  
  Keywords Aggression/*physiology; Animals; Horses/*physiology; Sheep/*physiology; Social Dominance  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0042-4900 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:17127768 Approved no  
  Call Number Serial 1779  
Permanent link to this record
 

 
Author Boyd, L. openurl 
  Title Behavior problems of equids in zoos Type Journal Article
  Year 1986 Publication The Veterinary clinics of North America. Equine practice Abbreviated Journal Vet Clin North Am Equine Pract  
  Volume 2 Issue 3 Pages (down) 653-664  
  Keywords Aerophagy/veterinary; Aggression/psychology; Animals; *Animals, Zoo; *Behavior, Animal; Coprophagia/psychology; Female; *Horses; Impotence/veterinary; Male; Mastication; Motor Activity; *Perissodactyla; Pregnancy; Sexual Behavior, Animal; Social Environment  
  Abstract Behavior problems in zoo equids commonly result from a failure to provide for needs basic to equine nature. Equids are gregarious, and failure to provide companions may result in pacing. Wild equids spend 60 to 70 per cent of their time grazing, and failure to provide ad libitum roughage contributes to the problems of pacing, cribbing, wood chewing, and coprophagia. Mimicking the normal processes of juvenile dispersal, bachelor-herd formation, and mate acquisition reduces the likelihood of agonistic and reproductive behavior problems. Infanticide can be avoided by introducing new stallions to herds containing only nonpregnant mares and older foals.  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0749-0739 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:3492252 Approved no  
  Call Number refbase @ user @ Serial 660  
Permanent link to this record
 

 
Author Calcagnoli, F.; Boer, S.F.; Althaus, M.; Boer, J.A.; Koolhaas, J.M. url  doi
openurl 
  Title Antiaggressive activity of central oxytocin in male rats Type Journal Article
  Year 2013 Publication Abbreviated Journal Psychopharmacology  
  Volume 229 Issue 4 Pages (down) 639-651  
  Keywords Oxytocin; Offensive aggression; Social exploration; Individual variability  
  Abstract Rationale A substantial body of research suggests that the

neuropeptide oxytocin promotes social affiliative behaviors

in a wide range of animals including humans. However, its

antiaggressive action has not been unequivocally demonstrated

in male laboratory rodents.

Objective Our primary goal was to examine the putative

serenic effect of oxytocin in a feral strain (wild type

Groningen, WTG) of rats that generally show a much

broader variation and higher levels of intermale aggression

than commonly used laboratory strains of rats.

Methods Resident animals were intracerebroventricularly

(icv) administered with different doses of synthetic oxytocin

and oxytocin receptor antagonist, alone and in combination,

in order to manipulate brain oxytocin functioning and to

assess their behavioral response to an intruder.

Results Our data clearly demonstrate that acute icv administered

oxytocin produces dose-dependent and receptorselective

changes in social behavior, reducing aggression

and potentiating social exploration. These antiaggressive

effects are stronger in the more offensive rats. On the other

hand, administration of an oxytocin receptor antagonist

tends to increase (nonsignificantly) aggression only in

low–medium aggressive animals.

Conclusions These results suggest that transiently enhancing

brain oxytocin function has potent antiaggressive effects,

whereas its attenuation tends to enhance aggressiveness. In

addition, a possible inverse relationship between trait aggression

and endogenous oxytocinergic signaling is revealed.

Overall, this study emphasizes the importance of brain

oxytocinergic signaling for regulating intermale offensive aggression.

This study supports the suggestion that oxytocin

receptor agonists could clinically be useful for curbing heightened

aggression seen in a range of neuropsychiatric disorders

like antisocial personality disorder, autism, and addiction.
 
  Address  
  Corporate Author Thesis  
  Publisher Springer Berlin Heidelberg Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0033-3158 ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 5723  
Permanent link to this record
 

 
Author Beaver, B.V. openurl 
  Title Aggressive behavior problems Type Journal Article
  Year 1986 Publication The Veterinary clinics of North America. Equine practice Abbreviated Journal Vet Clin North Am Equine Pract  
  Volume 2 Issue 3 Pages (down) 635-644  
  Keywords Affect; Aggression/*psychology; Animals; *Behavior, Animal; Dominance-Subordination; Fear; *Horses; Play and Playthings; Sexual Behavior, Animal; Social Environment  
  Abstract Accurate diagnosis of the cause of aggression in horses is essential to determining the appropriate course of action. The affective forms of aggression include fear-induced, pain-induced, intermale, dominance, protective, maternal, learned, and redirected aggressions. Non-affective aggression includes play and sex-related forms. Irritable aggression and hypertestosteronism in mares are medical problems, whereas genetic factors, brain dysfunction, and self-mutilation are also concerns.  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0749-0739 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:3492250 Approved no  
  Call Number refbase @ user @ Serial 674  
Permanent link to this record
 

 
Author Houpt, K.A. openurl 
  Title Stable vices and trailer problems Type Journal Article
  Year 1986 Publication The Veterinary clinics of North America. Equine practice Abbreviated Journal Vet Clin North Am Equine Pract  
  Volume 2 Issue 3 Pages (down) 623-633  
  Keywords Aerophagy/veterinary; Aggression; Animals; *Animals, Domestic; *Behavior, Animal; Fear; Frustration; Habits; *Horses; Locomotion; Mastication; Social Environment; Transportation  
  Abstract Stable vices include oral vices such as cribbing, wood chewing, and coprophagia, as well as stall walking, weaving, pawing, and stall kicking. Some of these behaviors are escape behaviors; others are forms of self-stimulation. Most can be eliminated by pasturing rather than stall confinement. Trailering problems include failure to load, scrambling in the moving trailer, struggling in the stationary trailer, and refusal to unload. Gradual habituation to entering the trailer, the presence of another horse, or a change in trailer type can be used to treat these problems.  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0749-0739 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:3492249 Approved no  
  Call Number refbase @ user @ Serial 48  
Permanent link to this record
 

 
Author Sinha, A. doi  openurl
  Title Knowledge acquired and decisions made: triadic interactions during allogrooming in wild bonnet macaques, Macaca radiata Type Journal Article
  Year 1998 Publication Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences Abbreviated Journal Philos Trans R Soc Lond B Biol Sci  
  Volume 353 Issue 1368 Pages (down) 619-631  
  Keywords Aggression; Animals; Cognition; Computer Simulation; Decision Making; Evolution; Female; Grooming; Logistic Models; Macaca radiata/*psychology; *Social Behavior; Social Dominance  
  Abstract The pressures of developing and maintaining intricate social relationships may have led to the evolution of enhanced cognitive abilities in many nonhuman primates. Knowledge of the dominance ranks and social relationships of other individuals, in particular, is important in evaluating one's position in the rank hierarchy and affiliative networks. Triadic interactions offer an excellent opportunity to examine whether decisions are taken by individuals on the basis of such knowledge. Allogrooming supplants among wild female bonnet macaques (macaca radiata) usually involved the subordinate female of a grooming dyad retreating at the approach of a female dominant to both members of the dyad. In a few exceptional cases, however, the dominant member of the dyad retreated; simple non-cognitive hypotheses involving dyadic rank differences and agonistic relationships failed to explain this phenomenon. Instead, retreat by the dominant individual was positively correlated with the social attractiveness of her subordinate companion (as measured by the duration of grooming received by the latter from other females in the troop). This suggests that not only does an individual evaluate relationships among other females, but does so on the basis of the amount of grooming received by them. Similarly, the frequency of approaches received by any female was correlated with her social attractiveness when she was the dominant member of the dyad, but not when she was the subordinate. This indicated that approaching females might be aware of the relative dominance ranks of the two allogrooming individuals. In logistic regression analyses, the probability of any individual retreating was found to be influenced more by her knowledge of her rank difference with both the other interactants, rather than by their absolute ranks. Moreover, information about social attractiveness appeared to be used in terms of correlated dominance ranks. The nature of knowledge acquired by bonnet macaque females may thus be egotistical in that other individuals are evaluated relative to oneself, integrative in that information about all other interactants is used simultaneously, and hierarchical in the ability to preferentially use certain categories of knowledge for the storage of related information from other domains.  
  Address National Centre for Biological Sciences, TIFR Centre, Bangalore, India  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language English Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0962-8436 ISBN Medium  
  Area Expedition Conference  
  Notes PMID:9602536 Approved no  
  Call Number Equine Behaviour @ team @ Serial 4362  
Permanent link to this record
 

 
Author Ostner, J.; Heistermann, M.; Schülke, O. url  doi
openurl 
  Title Dominance, aggression and physiological stress in wild male Assamese macaques (Macaca assamensis) Type Journal Article
  Year 2008 Publication Hormones and Behavior Abbreviated Journal  
  Volume 54 Issue 5 Pages (down) 613-619  
  Keywords Social stress; Dominance; Aggression; Fecal glucocorticoid excretion; Male bonds; Assamese macaques  
  Abstract In group-living animals relative rank positions are often associated with differences in glucocorticoid output. During phases of social stability, when dominance positions are clear and unchallenged, subordinates often face higher costs in terms of social stress than dominant individuals. In this study we test this prediction and examine additional potential correlates of stress, such as reproductive season, age and amount of aggression received in wild, seasonally breeding Assamese macaques (Macaca assamensis). During a mating and a non-mating season we collected 394 h of focal observational data and 440 fecal samples of six adult and six large subadult males living in a multimale-multifemale group in their natural habitat in northeastern Thailand. The mating season was characterized by a general increase in aggressive behavior and glucocorticoid excretion across all males compared to the non-mating season. Among adult males, mating season glucocorticoid levels were significantly negatively related with dominance rank and positively with the amount of aggression received. Both relationships were non-significant among large subadult males. Thus, our results suggest that in adult Assamese macaques a high dominance position is not associated with high costs. Low costs of dominance might be induced by strong social bonds among top-ranking males, which exchange frequent affiliative interactions and serve as allies in coalitionary aggression against potentially rank-challenging subordinate males.  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0018-506x ISBN Medium  
  Area Expedition Conference  
  Notes Approved no  
  Call Number Equine Behaviour @ team @ Serial 4694  
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