Tanja E. Wolf* † , Kathrin Toppel ‡ , Lea Jacobsen ‡ , Robby Andersson ‡ , Chadi Touma* ⁎ Department of Behavioural Biology, Osnabrück University, 49076 Osnabrück, Germany † Mammal Research Institute, University of Pretoria, 0002 Pretoria, South Africa ‡ Department of...
PSA stress markers Sept 2024.docx
This study from The Journal of Applied Poultry Research had workers utilize specialized carts (to crate hens for easy transport outside of the barn) and portable blue lights (to illuminate the barns during collection). Although using blue light did not reduce stress or fearfulness, the...
Layer Flock Depopulation with Better Bird and Worker Outcomes.pdf
Depopulation is a beneficial component of maintaining a healthy laying flock. However, because many commercial laying hens are not accustomed to being handled, the process of catching these birds can cause stress and injury. This study looks at the effects depopulation has on birds in a noncage...
Poultry scientists examine laying hen welfare during depopulation in noncage systems.pdf