Enriched colony cages provide more space and behavioral opportunities than conventional battery cages but fall short of free-range welfare standards, occupying contested middle ground in hen welfare debates.
Enriched colony welfare assessment reveals genuine improvement over conventional battery cages alongside persistent welfare deficits compared to aviary and free-range systems. Hens in enriched colonies can extend their wings, access nesting boxes, and use scratch areas in ways impossible in battery cages, representing real welfare gains. However, space restrictions still prevent normal social navigation, dustbathing behavior is frustrated, and keel bone fracture rates remain elevated. The welfare debate about enriched colonies is therefore legitimate on both sides: they are better than what preceded them but insufficient as a welfare endpoint. Consumer pressure for cage-free commitments reflects this assessment.