Document type : Scientific review

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

Go to document

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

Go to document

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

Go to document

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

Go to document

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

Go to document

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

Go to document

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

Go to document

Invited review: The welfare of dairy cattle housed in tiestalls compared to less-restrictive housing types: A systematic review

Annabelle Beaver, Daniel M. Weary, Marina A.G. von Keyserlingk

Published in 2021

Systematic review of the scientific literature on the comparison of welfare indicators, including emotional status, natural behaviour and health of tethered and loose-housed cows. It shows differences in the prevalence of some diseases between the two types of housing and changes to some natural behaviours in tethered housing. There is insufficient data on the emotional state of the animals.

Document Types: Scientific review

Animal categories: Bovines, Caprines, Ovines

Keywords:Adaptation of the animal to the environment, Housing, Livestock farming system, Welfare indicators

Go to document

Welfare of pigs being handled, stunned and bled in the slaughterhouse

EURCAW-Pigs

Published in 2021

Presentation of the EURCAW-Pigs report on the welfare of pigs in abattoirs, providing the regulatory background and focusing on the animal-based indicators and areas of intervention that should be incorporated in veterinary inspections.

Document Types: Scientific review

Animal categories: Porcines

Keywords:Animal-based measurements, Consciousness, Pain, Carcass quality, Stress

Go to document

Invited review: The welfare of young calves transported by road

Natalie Roadknight, Peter Mansell, Ellen Jongman, Natalie Courtman, Andrew Fisher

Published in 2021

Threats to animal welfare during transport, listing the specific risk factors and proposing measures to ensure better welfare.

Document Types: Scientific review

Animal categories: Bovines

Keywords:Welfare indicators, Fear, Stress, Transport

Go to document