Document type : Scientific review

Factors associated with the development and prevalence of abnormal behaviors in horses: systematic review with meta-analysis

Jéssica Carvalho Seabra, João Ricardo Dittrich, Marcos Martinez do Vale

Published in 2021

Scientific review revealing wide variations in the occurrence of abnormal behaviours in horses across studies, and identifying poor nutritional management as the main risk factor in the development of such abnormal behaviours.

Document Types: Scientific review

Animal categories: Equines

Keywords:Risk management, Stress, Psychiatric disorder

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Alternative Bedding Materials for Poultry: Availability, Efficacy, and Major Constraints

Siaka Diarra, Sonny Lameta, Falaniko Amosa, Sanjay Anand

Published in 2021

A scientific review of alternative materials to wood shavings and sawdust for use as poultry litter, including corncobs, straw and hay, sand, shredded paper, rice husks, peanut shells and gypsum. Consideration is given to their cost, availability, capacity to absorb and adsorb moisture, and the extent to which they allow birds to express their natural behaviour.

Document Types: Scientific review

Animal categories: Poultry

Keywords:Adaptation of the environment to the animal, Enrichment, Living environment

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Animal Signals, Music and Emotional Well-Being

Charles T. Snowdon

Published in 2021

Scientific review of the effect of music on the emotional state of animals. It recommends that available information on the sensory systems and behaviours of each species should be taken into account so that music can be selected in light of the desired emotional response from the animal, thereby improving its well-being.

Document Types: Scientific review

Keywords:Adaptation of the environment to the animal, Enrichment, Living environment, Livestock farming system

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Conventional versus Ritual Slaughter-Ethical Aspects and Meat Quality

Jagoda Żurek, Mariusz Rudy, Magdalena Kachel, Stanisław Rudy

Published in 2021

Scientific review concerning the ethical aspects and quality of meat from animals undergoing conventional and ritual slaughter. The right to exercise one's religion is an inalienable right and animal welfare is an ethical issue, so it is essential that the assessment of ritual practices from an animal welfare perspective should be carried out in an objective and rigorous manner.

Document Types: Scientific review

Animal categories:Goats, Sheep

Keywords:Consciousness, Carcass quality, Pain, Societal issues, Stress

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Animal Transmission of SARS-CoV-2 and the Welfare of Animals during the COVID-19 Pandemic

Kimberly Ekstrand, Amanda J. Flanagan, Ilyan E. Lin, Brendon Vejseli, Allicyn Cole, Anna P. Lally, Robert L. Morris, Kathleen N. Morgan

Published in 2021

Scientific review of the levels of susceptibility to the Covid-19 virus of various animal species that have contact with humans. Dogs and pigs appear to have low susceptibility levels. Ferrets, mink, some hamster species, cats and non-human primates show high susceptibility levels.

Document Types: Scientific review

Keywords:Societal issues, Human-animal relationships, Pathogen transfer

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Tail-Biting in Pigs: A Scoping Review

Maggie Henry, Hannah Jansen, Maria del Rocio Amezcua, Terri L. O'Sullivan, Lee Niel, Anna Kate Shoveller, Robert M. Friendship

Published in 2021

Scientific review setting out to identify articles on risk factors and interventions associated with tail biting in pigs, along with data gaps in the literature.

Document Types: Scientific review

Animal categories: Porcines

Keywords:Adaptation of the animal to the environment, Enrichment, Housing, Risk management, Societal issues, Mutilation, Pain

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Effects of Holding Density on the Welfare of Zebrafish: A Systematic Review

Marica Andersson, Petronella Kettunen

Published in 2021

A scientific review of the effects of stocking density for juvenile and adult zebrafish used in research on growth, reproduction, stress responses (including behaviour), water quality and disease outbreaks. It recommends that stocking density should be included in guidelines for housing and should be discussed in the materials and methods sections of papers where zebrafish are used.

Document Types: Scientific review

Animal categories: Fish

Keywords:Housing, Living environment, Stress

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Precision Technologies to Address Dairy Cattle Welfare: Focus on Lameness, Mastitis and Body Condition

Severiano R. Silva, José P. Araujo, Cristina Guedes, Flávio Silva, Mariana Almeida, Joaquim L. Cerqueira

Published in 2021

A scientific review of recent advances in precision farming to measure animal-based welfare indicators for dairy cows which discusses the possibility of integrating such data into a broader welfare assessment framework.

Document Types: Scientific review

Animal categories: Bovines

Keywords:Animal-based measurements, Pain, Precision farming, Welfare indicators, Livestock farming system

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The Use of Artificial Intelligence in Assessing Affective States in Livestock

Suresh Neethirajan

Published in 2021

A scientific review of the use of artificial intelligence and machine learning to identify and then assess emotions in livestock.  These developments call for a multidisciplinary approach that combines affective computing, bioengineering and applied ethology to overcome both theoretical and practical obstacles.

Document Types: Scientific review

Animal categories: Bovines, Caprines, Ovines, Porcines, Poultry

Keywords:Animal-based measurements, Precision farming, Welfare indicators, Modelling

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Detecting Welfare in a Non-Verbal Species: Social/Cultural Biases and Difficulties in Horse Welfare Assessment

Martine Hausberger, Clémence Lesimple, Séverine Henry

Published in 2021

A scientific review investigating the reasons why most domestic horses have unsatisfactory welfare levels despite being very close to humans. It identifies human subjectivity, human misinterpretation of signals sent by horses, and human desensitisation to welfare situations as the main contributing factors. It proposes the promotion of validated indicators to allow horse welfare to be assessed objectively. 

Document Types: Scientific review

Animal categories: Equines

Keywords:Welfare indicators, Human-animal relationships

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