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Home / Equine Research Bank / Animals (Basel) / Aggression, Erection, and Masturbation in Feral Pottoka Poni...
Animals : an open access journal from MDPI2022; 12(4); 421; doi: 10.3390/ani12040421

Aggression, Erection, and Masturbation in Feral Pottoka Ponies and Implications for Equine Welfare.

Abstract: Erection and masturbation in horses are considered unwanted behaviors in training contexts, despite recognition that these are naturally occurring behaviors that are integral to the welfare of male horses. Equestrians, especially those who use positive reinforcement in their training, expressed concern that the presence of such behaviors might be associated with aggressive or sexual behaviors aimed at humans participating in horse-human interactions. The implications of such attitudes could negatively affect male horses by excluding them from welfare-friendly training systems. In this study, feral stallions were observed to describe and quantify behaviors that occurred before, during, and after erection and masturbation, and to identify change in arousal. This study did not find evidence that erection and masturbation are associated with increases in arousal, or to sexual or aggressive behavior toward other horses. The possible presence or induction of erection or masturbation alone might not limit male horses from participating in certain handling, training, or riding contexts. These findings, along with further research, may be used to inform interpretations of horse-human interactions that involve erection or masturbation.
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Publication Date: 2022-02-10 PubMed ID: 35203129PubMed Central: PMC8868564DOI: 10.3390/ani12040421Google Scholar: Lookup
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Summary

This research summary has been generated with artificial intelligence and may contain errors and omissions. Refer to the original study to confirm details provided. Submit correction.

The study explores the behaviors of male feral ponies, particularly in relation to erection and masturbation, focusing on aspects pertaining to overall equine welfare. It addresses concerns regarding these natural behaviors being associated with aggressive or sexual tendencies towards humans, a perception that could potentially limit usage of male horses in various equine activities.

Introduction and Objectives of the Study

  • The primary reason behind this research was to analyze typical behaviors of feral male horses during arousal, erection, and masturbation, and understand any changes in their demeanor.
  • There were concerns from trainers and riders that such behaviors might lead to aggression or unwanted sexual responses towards humans. This could potentially lead to male horses being excluded from training exercises that benefit their overall welfare.
  • By understanding these behaviors, the researchers aimed to clarify whether such concerns were unfounded and contribute to improved equine care practices.

Observations and Methodology

  • Feral stallions were observed over the course of this study to catalogue their actions before, during and after arousal and masturbation.
  • The focus was on any notable changes in their levels of arousal and any patterns of sexual or aggressive behavior towards other horses.

Results and Findings

  • The research found no direct correlation between the behaviors of erection and masturbation, and an increased level of arousal, leading to sexual or aggressive behavior in these horses.
  • In essence, the mere occurrence of these activities does not necessarily imply any form of ill behavior in the horses, suggesting that their engagement in human-related training or handling operations need not be affected due to these behaviors.

Interpretation and Implications

  • The outcomes of this study could help reshape perceptions about male horse behaviors, leading to more inclusion in welfare-centric training procedures.
  • Further research building on these observations could help in interpreting horse-human interactions, particularly when the horses exhibit behaviors such as erection or masturbation.
  • Overall, the results might process a shift in current stigmas associated with equine behaviors – contributing to better decision-making regarding equine training and care.

Cite This Article

APA
Grillaert K. (2022). Aggression, Erection, and Masturbation in Feral Pottoka Ponies and Implications for Equine Welfare. Animals (Basel), 12(4), 421. https://doi.org/10.3390/ani12040421

Publication

Animals : an open access journal from MDPI
ISSN: 2076-2615
NlmUniqueID: 101635614
Country: Switzerland
Language: English
Volume: 12
Issue: 4
PII: 421

Researcher Affiliations

Grillaert, Katherine
  • The Family Horse, Wales, WI 53183, USA.

Conflict of Interest Statement

The author declares no conflict of interest.

References

This article includes 62 references
  1. McDonnell SM, Henry M, Bristol F. Spontaneous erection and masturbation in equids.. J. Reprod. Fertil. 1991;44:664–665.
  2. Andersson KE, Wagner G. Physiology of penile erection.. Physiol Rev 1995 Jan;75(1):191-236.
    doi: 10.1152/physrev.1995.75.1.191pubmed: 7831397google scholar: lookup
  3. Wilcox S, Dusza K, Houpt K. The relationship between recumbent rest and masturbation in stallions.. J. Equine Vet. Sci. 1991;11:23–26.
    doi: 10.1016/S0737-0806(06)81242-6google scholar: lookup
  4. McDonnell SM. Ejaculation. Physiology and dysfunction.. Vet Clin North Am Equine Pract 1992 Apr;8(1):57-70.
    doi: 10.1016/S0749-0739(17)30466-2pubmed: 1576554google scholar: lookup
  5. McDonnell SM. Reproductive behavior of donkeys (Equus asinus). Appl. Anim. Behav. Sci. 1998;60:277–282.
    doi: 10.1016/S0168-1591(98)00176-2google scholar: lookup
  6. Perumal P, Vupru K, Khate K, Veeraselvam M, Verma AK, Nahak A, Rajkhowa C. Spontaneous erection and masturbation in mithun (Bos frontalis) bulls.. Int. J. Bio-Resour. Stress Manag. 2013;4:645–647.
  7. Jainudeen M, Hafez E. Reproductive cycles.. 5th ed. Lea & Febiger; Philadelphia, PA, USA: 1987.
  8. Marchinton RL, Moore WG. Auto-erotic behavior in male white-tailed deer.. J. Mammal. 1971;52:616–617.
    doi: 10.2307/1378600google scholar: lookup
  9. ARONSON LR. Behavior resembling spontaneous emissions in the domestic cat.. J Comp Physiol Psychol 1949 Jun;42(3):226.
    doi: 10.1037/h0062233pubmed: 18151784google scholar: lookup
  10. Morisaka T, Sakai M, Kogi K, Nakasuji A, Sakakibara K, Kasanuki Y, Yoshioka M. Spontaneous ejaculation in a wild Indo-Pacific bottlenose dolphin (Tursiops aduncus).. PLoS One 2013;8(8):e72879.
    doi: 10.1371/journal.pone.0072879pmc: PMC3755988pubmed: 24015280google scholar: lookup
  11. Jainudeen MR, Katongole CB, Short RV. Plasma testosterone levels in relation to musth and sexual activity in the male asiatic elephant, Elephas maximus.. J Reprod Fertil 1972 Apr;29(1):99-103.
    doi: 10.1530/jrf.0.0290099pubmed: 5062848google scholar: lookup
  12. Buechner HK, Mackler S. Breeding behaviour in captive Indian rhinoceros.. Der Zool. Gart. 1978;48:177–186.
  13. Micheal RP, Wilson M. Effects of castration and hormone replacement in fully adult male rhesus monkeys (Macaca mulatta).. Endocrinology 1974 Jul;95(1):150-9.
    doi: 10.1210/endo-95-1-150pubmed: 4835875google scholar: lookup
  14. Holmgren B, Urbá-Holmgren R, Trucios N, Zermeño M, Eguíbar JR. Association of spontaneous and dopaminergic-induced yawning and penile erections in the rat.. Pharmacol Biochem Behav 1985 Jan;22(1):31-5.
    doi: 10.1016/0091-3057(85)90481-2pubmed: 3975244google scholar: lookup
  15. BEACH FA. A review of physiological and psychological studies of sexual behavior in mammals.. Physiol Rev 1947 Apr;27(2):240-307.
    doi: 10.1152/physrev.1947.27.2.240pubmed: 20293798google scholar: lookup
  16. Schiavi RC, White D. Androgens and male sexual function: a review of human studies.. J Sex Marital Ther 1976 Fall;2(3):214-28.
    doi: 10.1080/00926237608405324pubmed: 1034710google scholar: lookup
  17. McDonnell SM. Reproductive behavior of stallions and mares: comparison of free-running and domestic in-hand breeding.. Anim Reprod Sci 2000 Jul 2;60-61:211-9.
    doi: 10.1016/S0378-4320(00)00136-6pubmed: 10844196google scholar: lookup
  18. Mountjoy PT. Some early attempts to modify penile erection in horse and human: An historical analysis.. Psychol. Rec. 1974;24:291–308.
    doi: 10.1007/BF03394248google scholar: lookup
  19. McDonnell SM, Hinze AL. Aversive conditioning of periodic spontaneous erection adversely affects sexual behavior and semen in stallions.. Anim Reprod Sci 2005 Oct;89(1-4):77-92.
    doi: 10.1016/j.anireprosci.2005.06.016pubmed: 16112531google scholar: lookup
  20. Jackson J. Citizen Science—Why Do Clicker Trained Horses Drop? 2014. [(accessed on 27 October 2021)]. Available online: http://bookendsfarm.blogspot.com/2014/04/citizen-science-why-do-clicker-trained.html.
  21. . Training Not to..Ahem…Drop. 2016. [(accessed on 27 October 2021)]. Available online: https://www.horseforum.com/threads/training-not-to-ahem-drop.678938.
  22. Waring GH. Horse Behavior. The Behavioral Traits and Adaptations of Domestic and Wild Horses, Including Ponies.. Noyes Publications; Mill Road, UK: 1983.
  23. Tischner M. Patterns of stallion sexual behaviour in the absence of mares.. J Reprod Fertil Suppl 1982;32:65-70.
    pubmed: 6962903
  24. Feist JD. Behavior of Feral Horses in the Pryor Mountain Wild Horse Range.. Ph.D. Thesis. University of Michigan; Ann Arbor, MI, USA: 1971.
  25. Ransom JI, Cade BS. Quantifying Equid Behavior—A Research Ethogram for Free-Roaming Feral Horses: U.S. Geological Survey Techniques and Methods 2-A9.. Publications of the US Geological Survey; Reston, VA, USA: 2009.
  26. Boyd L, Houpt KA. Przewalski’s Horse: The History and Biology of An Endangered Species.. Suny Press; Albany, NY, USA: 1994.
  27. Gygax L, Hillmann E. “Naturalness” and its relation to animal welfare from an ethological perspective.. Agriculture. 2018;8:136.
    doi: 10.3390/agriculture8090136google scholar: lookup
  28. Bracke MB, Hopster H. Assessing the importance of natural behavior for animal welfare.. J. Agric. Environ. Ethics. 2006;19:77–89.
    doi: 10.1007/s10806-005-4493-7google scholar: lookup
  29. Luescher UA, McKeown D, Halip J. Reviewing the causes of obsessive-compulsive disorders in horses.. Vet. Med. 1991;86:527–530.
  30. Houpt KA, McDonnell SM. Equine stereotypies.. Comp. Cont. Educ. Pract. Vet. 1993;15:1265–1271.
  31. Marsden D. A new perspective on stereotypic behaviour problems in horses.. Practice. 2002;24:558–569.
    doi: 10.1136/inpract.24.10.558google scholar: lookup
  32. Henderson A.J. Rising to the Occasion: Why Is My Gelding Always “Dropping”? 2021. [(accessed on 27 October 2021)]. Available online: https://horsesport.com/magazine/behaviour/rising-occasion-why-gelding-dropping/
  33. Weston H. Why Do Some Horses Drop Their Penis in Training? 2019. [(accessed on 27 October 2021)]. Available online: https://connectiontraining.com/2019/06/why-do-some-horses-drop-their-penis-in-training/
  34. Waran N, McGreevy P, Casey R. Training methods and horse welfare. Springer; Dordrecht, The Netherlands: 2007; pp. 151–180.
  35. McGreevy PD, McLean AN. Punishment in horse-training and the concept of ethical equitation.. J. Vet. Behav. 2009;4:193–197.
    doi: 10.1016/j.jveb.2008.08.001google scholar: lookup
  36. Dai F, Dalla Costa A, Bonfanti L, Caucci C, Di Martino G, Lucarelli R, Padalino B, Minero M. Positive Reinforcement-Based Training for Self-Loading of Meat Horses Reduces Loading Time and Stress-Related Behavior.. Front Vet Sci 2019;6:350.
    doi: 10.3389/fvets.2019.00350pmc: PMC6802606pubmed: 31681807google scholar: lookup
  37. Freymond SB, Briefer EF, Zollinger A, Gindrat-von Allmen Y, Wyss C, Bachmann I. Behaviour of horses in a judgment bias test associated with positive or negative reinforcement.. Appl. Anim. Behav. Sci. 2014;158:34–45.
    doi: 10.1016/j.applanim.2014.06.006google scholar: lookup
  38. Innes L, McBride S. Negative versus positive reinforcement: An evaluation of training strategies for rehabilitated horses.. Appl. Anim. Behav. Sci. 2008;112:357–368.
    doi: 10.1016/j.applanim.2007.08.011google scholar: lookup
  39. Hockenhull J, Creighton E. Training horses: Positive reinforcement, positive punishment, and ridden behavior problems.. J. Vet. Behav. 2013;8:245–252.
    doi: 10.1016/j.jveb.2012.06.002google scholar: lookup
  40. Lesimple C. Indicators of Horse Welfare: State-of-the-Art.. Animals (Basel) 2020 Feb 13;10(2).
    doi: 10.3390/ani10020294pmc: PMC7070675pubmed: 32069888google scholar: lookup
  41. Mellor DJ. Moving beyond the "Five Freedoms" by Updating the "Five Provisions" and Introducing Aligned "Animal Welfare Aims".. Animals (Basel) 2016 Sep 23;6(10).
    doi: 10.3390/ani6100059pmc: PMC5082305pubmed: 27669313google scholar: lookup
  42. Goodwin D. The importance of ethology in understanding the behaviour of the horse.. Equine Vet J Suppl 1999 Apr;(28):15-9.
    doi: 10.1111/j.2042-3306.1999.tb05150.xpubmed: 11314229google scholar: lookup
  43. McGreevy PD, Oddie C, Burton FL, McLean AN. The horse-human dyad: can we align horse training and handling activities with the equid social ethogram?. Vet J 2009 Jul;181(1):12-8.
    doi: 10.1016/j.tvjl.2009.03.005pubmed: 19375965google scholar: lookup
  44. Gonyou HW. Why the study of animal behavior is associated with the animal welfare issue.. J Anim Sci 1994 Aug;72(8):2171-7.
    doi: 10.2527/1994.7282171xpubmed: 7982848google scholar: lookup
  45. Rendo F, Iriondo M, Manzano C, Estonba A. Effects of a 10-year conservation programme on the genetic diversity of the Pottoka pony--new clues regarding their origin.. J Anim Breed Genet 2012 Jun;129(3):234-43.
    doi: 10.1111/j.1439-0388.2011.00955.xpubmed: 22583328google scholar: lookup
  46. McDonnell SM. The Equid Ethogram: A Practical Field Guide to Horse Behavior.. Eclipse Press; Washington, DC, USA: 2003.
  47. McDonnell SM, Poulin A. Equid play ethogram.. Appl. Anim. Behav. Sci. 2002;78:263–290.
    doi: 10.1016/S0168-1591(02)00112-0google scholar: lookup
  48. Goulden MC, Gronda E, Yang Y, Zhang Z, Tao J, Wang C, Duan X, Ambrose GA, Abbott K, Miller P. CCVis: Visual analytics of student online learning behaviors using course clickstream data.. Electron. Imaging. 2019;2019:681-1–681-12.
    doi: 10.2352/ISSN.2470-1173.2019.1.VDA-681google scholar: lookup
  49. Lamer A, Laurent G, Pelayo S, El Amrani M, Chazard E, Marcilly R. Exploring Patient Path Through Sankey Diagram: A Proof of Concept.. Stud Health Technol Inform 2020 Jun 16;270:218-222.
    pubmed: 32570378doi: 10.3233/shti200154google scholar: lookup
  50. McDonnell SM, Diehl NK, Garcia MC, Kenney RM. Gonadotropin releasing hormone (GnRH) affects precopulatory behavior in testosterone-treated geldings.. Physiol Behav 1989 Jan;45(1):145-9.
    doi: 10.1016/0031-9384(89)90177-7pubmed: 2657816google scholar: lookup
  51. McDonnell SM, Murray SC. Bachelor and harem stallion behavior and endocrinology.. Biol. Reprod. 1995;52:577–590.
    doi: 10.1093/biolreprod/52.monograph_series1.577google scholar: lookup
  52. McCallum L, Dumbell L. Social play and its initiation in an established group of young domestic horses.. Proceedings of the British Society of Animal Science. Volume 2009. Cambridge University Press; Cambridge, UK: 2017. 8p.
  53. Rees L. Horses in Company.. The Crowood Press; Marlborough, UK: 2017.
  54. McDonnell S, Haviland J. Agonistic ethogram of the equid bachelor band.. Appl. Anim. Behav. Sci. 1995;43:147–188.
    doi: 10.1016/0168-1591(94)00550-Xgoogle scholar: lookup
  55. King SR, Asa C, Pluhacek J, Houpt K, Ransom JI. Behavior of horses, zebras, and asses.. Wild Equids Ecol. Manag. Conserv. 2016;23:40.
  56. Fureix C, Bourjade M, Henry S, Sankey C, Hausberger M. Exploring aggression regulation in managed groups of horses Equus caballus.. Appl. Anim. Behav. Sci. 2012;138:216–228.
    doi: 10.1016/j.applanim.2012.02.009google scholar: lookup
  57. Amann R. A review of anatomy and physiology of the stallion.. J. Equine Vet. Sci. 1981;1:83–105.
    doi: 10.1016/S0737-0806(81)80022-6google scholar: lookup
  58. Proops L, Grounds K, Smith AV, McComb K. Animals Remember Previous Facial Expressions that Specific Humans Have Exhibited.. Curr Biol 2018 May 7;28(9):1428-1432.e4.
    doi: 10.1016/j.cub.2018.03.035pubmed: 29706519google scholar: lookup
  59. Rees L. The Horse’s Mind.. Arco Pub; New York, NY, USA: 1985.
  60. Draaisma R. Language Signs and Calming Signals of Horses: Recognition and Application.. CRC Press; Boca Raton, FL, USA: 2017.
  61. Recordati G. A thermodynamic model of the sympathetic and parasympathetic nervous systems.. Auton Neurosci 2003 Jan 31;103(1-2):1-12.
    doi: 10.1016/S1566-0702(02)00260-6pubmed: 12531394google scholar: lookup
  62. Foster R, CAAB C. Understanding and implementing principles of learning in the equine veterinary practice; Proceedings of the AAEP Annual Convention; San Antonio, TX, USA.. 18–21 November 2017; pp. 255–261.

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