Comportamento de actividade e de vocalização de borregos em pré-desmame das raças Ile de France e Churra da Terra Quente num teste individual de interacção homem-animal
Contributor(s):: Severiano Silva, José Carlos Almeida, Paulo J. Fontes, C. Castro, R. Machado, Jorge Manuel Teixeira de Azevedo
Na realização deste trabalho foram utilizados 12 borregos da raça Ile de France (IDF) e 12 borregos da raça Churra da Terra Quente (CTQ) com 104 dias de idade. Os borregos foram sujeitos a um teste que seguiu procedimento proposto por Tallet et al. (2005) e adaptado...
Young Blond d'Aquitaine, Angus and Limousin bulls differ in emotional reactivity: relationships with animal traits, stress reactions at slaughter and post-mortem muscle metabolism
Contributor(s):: Bourguet, C., Deiss, V., Boissy, A., Terlouw, E. M. C.
The present study investigated relationships between reactivity during tests, stress reactions at slaughter and animal traits in young Blond d'Aquitaine (BA), Limousin (LI) and Angus (AN) bulls. Behavioural and physiological reactivity of animals was evaluated during rearing using a "Human test"...
Are "pit bulls" different? An analysis of the pit bull terrier controversy (Commenrtary)
Contributor(s):: Lockwood, R., Rindy, K.
"This article reviews some of the historical, ethological, and epidemiological evidence relevant to the question of whether pit bull terriers present special animal control problems justifying unusual legislative action."
Dog breed stereotype and exposure to negative behavior: effects on perceptions of adoptability
Contributor(s):: Wright, J. C., Smith, A., Daniel, K., Adkins, K.
The purpose of the study was to determine if brief exposure to a dog behaving badly or in a friendly manner affects subsequent perceptions of the target dog's and other dogs' adoptability. Participants viewed a videotape of an adoptable German shepherd behaving either aggressively or prosocially...
Behaviour and welfare of veal calves fed different amounts of solid feed supplemented to a milk replacer ration adjusted for similar growth
| Contributor(s):: Webb, L. E., Bokkers, E. A. M., Engel, B., Gerrits, W. J. J., Berends, H., Reenen, C. G. van
Veal calves in Europe are typically fed large quantities of milk replacer and small amounts of solid feed, a diet known to lead to the development of abnormal oral behaviours in these animals. These abnormal oral behaviours are thought to be an indication of frustration, chronic stress, and...
Does personality, delinquency, or mating effort necessarily dictate a preference for an aggressive dog?
| Contributor(s):: Egan, V., MacKenzie, J.
Lying patterns of high producing healthy dairy cows after calving in commercial herds as affected by age, environmental conditions and production
| Contributor(s):: Steensels, M., Bahr, C., Berckmans, D., Halachmi, I., Antler, A., Maltz, E.
An animal expresses its physiological and well-being status by its behaviour. Changes in behaviour can be associated with health, production or well-being problems and therefore with the profitability of the farm. The objectives of the present study were to analyse lying patterns of healthy...
Social transmission of physiological and behavioural responses to castration in suckling Merino lambs
| Contributor(s):: Colditz, I. G., Paull, D. R., Lee, C.
Behavioral and physiological responses of guide dogs to a situation of emotional distress
| Contributor(s):: Fallani, G., Prato Previde, E., Valsecchi, P.
The aim of this study was to analyze the behavioral and physiological reactions of guide dogs in a distressing situation which promotes attachment behaviors towards their blind owners, and to compare such reactions with those of untrained or trainee dogs. The subjects were 57 adult Labrador and...
Human-animal interaction, stress, and embryo production in Bos indicus embryo donors under tropical conditions
| Contributor(s):: Macedo, G. G., Zuccari Neto, C. E. S., Abreu, U. G. P. de, Negrao, J. A., Costa e Silva, E. V. da
This study investigated the effect of human-animal interaction (HAI) and the stress response on the quality of embryo production in superovulated Nelore (Bos indicus) cattle, under tropical conditions. Thirty-two females underwent a superovulation protocol for 5 days. Cortisol concentrations were...
Relationships between puppy management practices and reported measures of success in guide dog training
| Contributor(s):: Batt, L., Batt, M., Baguley, J., McGreevy, P.
This study surveyed international guide dog organizations to compare their success rates with management practices. A questionnaire designed to identify the factors associated with international guide dog success was piloted with the cooperation of Guide Dogs NSW/ACT. The International Guide Dog...
A refinement and validation of the Monash Canine Personality Questionnaire (MCPQ)
| Contributor(s):: Ley, J. M., Bennett, P. C., Coleman, G. J.
The investigation of canine personality has failed to find strong agreement between studies as to its structure. The area has been hampered by a reliance on human personality models and by a tendency to limit the types of dogs used as subjects. These problems were recently addressed during the...
Aggressive conflicts amongst dogs and factors affecting them
| Contributor(s):: Roll, A., Unshelm, J.
Over one year, 206 dog owners were questioned in a veterinary clinic. The survey included two groups: 151 owners who visited the clinic because of an injury to their dog caused by another dog and 55 people who owned dogs that caused injuries to others. The questioning served to compare aggressors...
Behaviour of growing lambs housed on straw or woodchip bedding materials and their preference for floor type
| Contributor(s):: Wolf, B. T., Molloy, H. R. B., Trayte, M. J., Rose, M. T.
Straw is widely used as a bedding material for housed sheep, but alternatives are needed in regions where straw is expensive or in short supply. The aim of this work was to compare time budgets, growth and food intake of growing, finishing lambs housed on either woodchip or straw bedding...
Breed and sex differences in the behavioural attributes of specialist search dogs - a questionnaire survey of trainers and handlers
| Contributor(s):: Rooney, N. J., Bradshaw, J. W. S.
The behavioural characteristics of specialist search dogs were examined using a survey of 244 dog handlers and trainers. The English Springer Spaniel was the most common breed, followed by the Labrador Retriever, cross breeds and the Border Collie. Individuals of these four breeds varied...
Characterisation of sows' postures and posture changes with regard to crushing piglets
| Contributor(s):: Wischner, D., Kemper, N., Stamer, E., Hellbruegge, B., Presuhn, U., Krieter, J.
The aim of this study was to analyse different behavioural traits of sows to describe posture changes and to determine the influences of these traits on piglet losses. The behaviour of 386 German Landrace sows (with 438 pure-bred litters) was videotaped continuously starting 12 h prepartum until...
Comparison of methods to assess fear of humans in sows
| Contributor(s):: Scott, K., Laws, D. M., Courboulay, V., Meunier-Salaun, M. C., Edwards, S. A.
The aims of this study were to compare three different methods to assess fear of humans in sows, and identify the most practical and reliable method for on-farm welfare assessment. Fifty-five crossbred sows (Landrace x Large White x Duroc) of different parities and stages of pregnancy were each...
Cross-sucking and gradual weaning of dairy calves
| Contributor(s):: Passille, A. M. de, Sweeney, B., Rushen, J.
To examine the effect of gradually weaning calves off milk on cross-sucking, and the relationship between cross-sucking and energy intake, 32 Holstein calves were housed in groups of four and allowed 12 L/d of milk until the process of weaning began. The process of weaning was either abrupt at 41...
Dairy cows prefer shade that offers greater protection against solar radiation in summer: shade use, behaviour, and body temperature
| Contributor(s):: Schutz, K. E., Rogers, A. R., Cox, N. R., Tucker, C. B.
There is considerable evidence that shade is a valuable resource for cattle in summer, but less is known about the important design features of effective shade. The aim of this experiment was to investigate if lactating dairy cows have a preference for shade that offers greater protection against...
Dairy cows trade-off feed quality with proximity to a dominant individual in Y-maze choice tests
| Contributor(s):: Rioja-Lang, F. C., Roberts, D. J., Healy, S. D., Lawrence, A. B., Haskell, M. J.
In this experiment choice tests were used as a tool to determine how dairy cows perceive their feeding environment with specific emphasis on understanding the challenges that low ranking animals face when forced to feed in the presence of socially dominant cows. It was hypothesised that cows...