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AgriculturePoultry ScienceZoologyPoultry BehaviorPoultry ReproductionPoultry WelfareBrooding BehaviorNesting BehaviorPerching BehaviorLaying Hen BehaviorNest Box UsePoultry Behavior Analysis
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Agriculture, Fisheries and Food
Bernard Keen · Nature · 1962 · 477 citations · Full text
Feather pecking and cannibalism
C.J. Savory · World s Poultry Science Journal · 1995 · 361 citations