Asian-Australasian Journal of Animal Sciences10.5713/ajas.2011.113662012255717-724General Behaviors and Perching Behaviors of Laying Hens in Cages with Different Colored PerchesD. H. Chen, J. Bao
Applied Animal Behaviour Science10.1016/j.applanim.2017.05.001201719454-61Effects of horizontal distance between perches on perching behaviors of Lohmann HensKai Liu, Hongwei Xin,
World's Poultry Science Journal10.1017/s00439339140002702014702247-264The effect of perches installed in cages on laying hensP.Y. Hester
Poultry Science10.3382/ps.2011-017742012912304-315Aerial perches and free-range laying hens: The effect of access to aerial perches and of individual bird parameters on keel bone injuries in commercial free-range laying hensC.J. Donaldson, M.E.E. Ball, N.E. O'Connell,,
Applied Animal Behaviour Science10.1016/j.applanim.2018.02.009201820334-41Perch-shape preference and perching behaviors of young laying hensKai Liu, Hongwei Xin, Tim Shepherd, Yang Zhao,
Journal of Veterinary Behavior10.1016/j.jveb.2016.09.00120171769-73The effect of large or small furnished cages on behaviors and tibia bone of laying hensFanyu Meng, Donghua Chen, Xiang Li, Jianhong Li, Jun Bao,
Poultry Science10.3382/ps.053209219745362092-2095Replacing Versus Not Replacing Laying Hens Removed from CagesA.W. Adams,,
Poultry Science10.3382/ps.04103861962412386-390Phosphorus Requirements of Laying Hens Confined to CagesE.D. Walter, J.R. Aitken,,
British Veterinary Journal10.1016/0007-1935(92)90008-o19921486529-534Effects of spatial allowance, group size and perches on the behaviour of hens in cages with nestsH.J. Reed, C.J. Nicol,
Applied Animal Behaviour Science10.1016/0168-1591(94)90152-x1994422121-127The ability of laying hens to negotiate between horizontal perchesGraham B. Scott, Catherine A.L. Parker,