Document type : Scientific review

The Application of Cameras in Precision Pig Farming: An Overview for Swine-Keeping Professionals

Elanchezhian Arulmozhi, Anil Bhujel, Byeong-Eun Moon, Hyeon-Tae Kim

Published in 2021

A scientific review of the state of the art of 3D imaging systems and 2D cameras as an efficient means to identify pig behaviour. It describes automated methods for the monitoring and study of feeding, watering, lying, locomotion, aggression and reproductive behaviour in pigs.

Document Types: Scientific review

Animal categories: Porcines

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

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Invited review: Freedom from thirst-Do dairy cows and calves have sufficient access to drinking water?

Margit BakJensen, Mogens Vestergaard

Published in 2021

Scientific review of what is known about the water requirements of 1) young calves, depending on their feeding regime (ad libitum or limited milk), state of health and ambient temperature; 2) dairy cows, depending on their milk yield, feed composition and housing (under cover or on pasture). It concludes that research on the length and positioning of water troughs is needed.

Document Types: Scientific review

Animal categories: Bovines

Keywords:Enrichment, Lactation, Housing, Livestock farming system, Welfare indicators

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Progress With Livestock Welfare in Extensive Production Systems: Lessons From Australia

Peter Andrew Windsor

Published in 2021

A scientific review of the animal welfare challenges faced by Australian extensive livestock farming and the improvements already in place to improve animal welfare: the development of standards and guidelines for improved farm animal welfare; improved consideration of welfare in the transport of live animals; better pain management for potentially painful routine livestock practices; and more monitoring and consideration of welfare on farms.

Document Types: Scientific review

Category of animals: Bovines, Caprines, Ovines, Porcines

Keywords:Adaptation of the environment to the animal, Pain, Societal issues, Welfare indicators, Transport

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Towards Machine Recognition of Facial Expressions of Pain in Horses

Pia Haubro Andersen, Sofia Broomé, Maheen Rashid, Johan Lundblad, Katrina Ask, Zhenghong Li, Elin Hernlund, Marie Rhodin, Hedvig Kjellström

Published in 2021

Scientific review describing two promising systems for the automatic recognition of facial expressions of pain in horses. The first is based on a manual classification system that involves machine learning. The second is based on recurrent neural network learning.

Document Types: Scientific review

Animal categories: Equines

Keywords:Animal-based measurements, Pain, Precision farming, Welfare indicators, Human-animal relationships

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The importance of considering age when quantifying wild animals' welfare

Luke Hecht

Published in 2021

A scientific review of work on age-related welfare levels in wild animals, which proposes a  new conceptual framework based on welfare expectancy. This quantifies the welfare of a population of wild animals using individual data on average welfare as a function of age.

Document Types: Scientific review

Animal categories:Wildlife

Keywords: Modelling, Human-animal relationships,Welfare indicators

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A review of laminitis in the donkey

A. K. Thiemann, J. Buil, K. Rickards, R. J. Sullivan

Published in 2021

Scientific review of issues that affect the treatment and management of laminitis in donkeys compared to horses, highlighting the differences in use, behaviour and anatomy that call for a different approach.

Document Types: Scientific review

Animal categories: Equines

Keywords:Pain, Stress, Livestock farming system

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Twenty Years of Research in Seabass and Seabream Welfare during Slaughter

Igother small companion animalsio de la Rosa, Pedro L. Castro, Rafael Ginés

Published in 2021

Scientific review of the different stunning methods used for sea bass and sea bream. The following methods are described, compared and evaluated: hypothermia, electrical stunning, carbon dioxide narcosis and clove oil anaesthesia.

Document Types: Scientific review

Animal categories: Fish

Keywords:Consciousness, Pain, Stress

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Impact of Estrogens Present in Environment on Health and Welfare of Animals

Konrad Wojnarowski, Paweł Podobiński, Paulina Cholewińska, Jakub Smoliński, Karolina Dorobisz

Published in 2021

Scientific review of the harmful effects of oestrogens on animal health and welfare (feminisation, reproductive disorders, physiological disturbances, disruption of programmed cell death, development of tumours). It concludes that there is a lack of scientific data on animals as compared to humans.

Document Types: Scientific review

Animal categories: Mammals

Keywords:Environment, Livestock farming system

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Ethics and Human-Animal Relations: Review Essay

A. Peterson

Published in 2021

Review of five recent books (from 2021) dealing with the ethical dimensions of human-animal relationships.

Document Types: Scientific review

Keywords: Societal issues, Human-animal relationships

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Leg health of meat chickens: impact on welfare, consumer behaviour, and the role of environmental enrichment

V. Phibbs, P. J. Groves, W. I. Muir

Published in 2021

A scientific review of animal welfare and consumer attitudes to broiler welfare. Leg disorders, techniques for assessing leg health, and possibilities for enriching the birds' environment to improve their mobility and leg health are described.

Document Types: Scientific review

Animal categories: Poultry

Keywords:Pain, Enrichment, Welfare indicators

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