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  1. Social housing of surplus males of Javan langurs (Trachypithecus auratus): Compatibility of intact and castrated males in different social settings

    Contributor(s):: Dröscher, Iris, Waitt, Corri D.

    Javan langurs (Trachypithecus auratus) naturally form social groups containing typically only one adult male. However, this social system is problematic with regard to captive management, as it can lead to the production of surplus males. The study assessed if castration is a feasible strategy to...

  2. The effect of age, sex and gonadectomy on dogs’ use of spatial navigation strategies

    Contributor(s):: Scandurra, Anna, Marinelli, Lieta, Lõoke, Miina, D’Aniello, Biagio, Mongillo, Paolo

    In this study we assessed the effect of sex and gonadectomy on the type of spatial strategy (allocentric or egocentric) preferentially used by dogs in the acquisition of a navigation task and their ability to resort to the non-preferred strategy. Fifty-six dogs were involved in the study, divided...

  3. Effect of sex and gonadectomy on dogs’ spatial performance

    Contributor(s):: Mongillo, Paolo, Scandurra, Anna, D’Aniello, Biagio, Marinelli, Lieta

    In order to investigate the effect of sex and gonadectomy on dog’s spatial performance, 64 pet dogs were recruited until obtaining four equally sized groups, namely intact males (IM), orchiectomised males (OM), intact females (IF) and ovariectomised females (OF). Dogs were tested in a T-maze...

  4. Incidence of Health and Behavior Problems in Service Dog Candidates Neutered at Various Ages

    Contributor(s):: Zlotnick, M., Corrigan, V., Griffin, E., Alayon, M., Hungerford, L.

  5. Aggression toward Familiar People, Strangers, and Conspecifics in Gonadectomized and Intact Dogs

    Full-text: Available

    | Contributor(s):: Parvene Farhoody, Indika Mallawaarachchi, Patrick M. Tarwater, James A. Serpell, Deborah L. Duffy, Chris Zink

    Gonadectomy is widely used to treat and prevent behavior problems including the aggressive behavior of dogs. The aim of this study was to determine whether aggressive behavior toward familiar people, strangers, or other dogs was significantly different in dogs gonadectomized at various ages vs....

  6. Demographic and aggressive characteristics of dogs in a general veterinary caseload

    | Contributor(s):: Guy, N. C., Luescher, U. A., Dohoo, S. E., Spangler, E., Miller, J. B., Dohoo, I. R., Bate, L. A.

    A retrospective cross-sectional survey of dog-owning veterinary clients was undertaken in 1996 in three Canadian provinces (New Brunswick, Nova Scotia, and Prince Edward Island) to generate a population of dogs for future use in a more detailed survey on canine behaviour. The questionnaire was...

  7. The role of gonadal hormones in the occurrence of objectionable behaviours in dogs and cats

    | Contributor(s):: Hart, B. L., Eckstein, R. A.

    This paper reviews laboratory studies and surveys of pet owners whose pets were castrated or spayed. The role of the placebo effect in the latter source of information is unknown. The information indicates that: (1) it is the sexually dimorphic behavioural patterns that are reduced or eliminated...

  8. Knowledge, attitude, and problems of Aomori citizens in keeping and managing dogs as pets

    | Contributor(s):: Irimajiri, M., Nakanishi, K., Watanabe, K., Matsuura, A., Yamazaki, A., Onishi, Y., Hodate, K.

    A survey was conducted to learn how dog owners in Aomori prefecture are keeping and managing their pet dogs. A questionnaire containing 29 questions and was conducted at animal hospitals and other locations. Four hundred and seventy one people responded. Seventy percent of the respondents were...

  9. Epidemiology of domestic cat behavioral and welfare issues: a survey of Brazilian referral animal hospitals in 2009

    | Contributor(s):: Souza-Dantas, L. M. de, Soares, G. M., D'Almeida, J. M., Paixao, R. L.

    Few feline behavioral categories, especially concerning their social behavior, have been studied so far. These include: the domestic cat social structure, relationships among individuals and communication among social groups. However, cats have become popular companion animals in many countries...

  10. Attitudes and actions of West Indian dog owners towards neutering their animals: a gender issue?

    | Contributor(s):: Fielding, W. J., Samuels, D., Mather, J.

    A study of the attitudes and actions of 281 dog owners towards neutering their animals is reported from New Providence, The Bahamas, based on a study conducted in 2001. Owner attitudes towards neutering are associated with different sterilization rates of dogs. While owners' gender is associated...