Globally, laying hen production systems are a focus of concern for animal welfare. Recently,
the impacts of rearing environments have attracted attention, particularly with the trend …

Animal welfare is a key and distinct component of sustainable agriculture and food security.
People, both as citizens and consumers, have become more concerned about the …

This scientific opinion focuses on the welfare of laying hens, pullets and layer breeders on
farm. The most relevant husbandry systems used in Europe are described. For each system …

Animal welfare is a priority across accredited zoological institutions; however, historically,
research has been prioritized for mammals. Bird-focused studies accounted for less than …

Throughout the world, most laying hens producing eggs for human consumption are still
kept in small, wire battery cages. Ethologists have well documented the behavioural needs …

Injurious pecking (IP) represents a serious concern for the welfare of laying hens (Gallus
gallus domesticus). The risk of IP among hens with intact beaks in cage-free housing …

Abnormal repetitive behaviours (ARBs) are associated with past, or present, welfare
problems and are common elements of the behavioural repertoire of some captive animals …

Piling is a behavior in laying hens whereby individuals aggregate in larger densities than
would be normally expected. When piling behavior leads to mortalities it is known as …

Maternal deprivation early in life has been shown to disrupt neonates' development.
Nevertheless, separating the young animals from their dams soon after birth remains a …

This study aimed to investigate the effects of 8 h of cold stress (18° C) every day in broiler
chicks during the first 7 days of rearing on crop filling analysis, yolk sac consumption …