Research note: The effect of passionflower supplementation on feather pecking in laying hens
Feather pecking is a significant issue in non-caged poultry welfare that results in the removal or damage of the feather of a hen.The most common forms are classified into gentle feather pecking and severe feather pecking which, if undeterred, can develop into cannibalism.This case study explored one aspect of the prevention of feather pecking, inv