The welfare of layer hens in cage and cage-free housing systems by K. M. Hartcher and B. Jones (2017)

This paper examines how housing systems affect layer hen welfare, comparing conventional cages with cage-free environments. It outlines welfare risks linked to confinement, limited movement, and behavioral restriction in cages. The authors show that cage-free systems better support natural behaviors, reduce stress, and promote healthier hens, advocating improved housing standards

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Pasture-based poultry farming: approach for animal welfare, nutritional quality and environmental sustainability (A. S. Magaji, 2023)

Pasture-based poultry farming has emerged as a promising sustainable alternative to conventional indoor farming methods, offering potential benefits in terms of animal welfare, environmental sustainability, and nutritional quality of poultry products. This comprehensive review summarizes and analyzes the existing literature on pasture-based poultry farming, providing insights into its advantages, challenges,

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