Indoor cats are protected from many outdoor risks but face welfare challenges from environmental monotony. The science of feline enrichment informs effective indoor environments that support natural behaviour.
Indoor cat enrichment is not a lifestyle luxury but a welfare necessity for animals whose ancestral behavioural repertoire — hunting, territorial patrol, social interaction, and sensory exploration — is compressed by confinement indoors. Unstimulating indoor environments cause chronic boredom that manifests in overeating, inappropriate elimination, aggression, and stereotypic behaviour. The science of feline enrichment has advanced considerably: we now know that the quality of enrichment — its novelty, unpredictability, and engagement of hunting motivation — matters as much as quantity. Interactive play that mimics prey movement, food puzzles that engage foraging behaviour, and vertical space that expands territory are all evidence-based interventions that transform indoor cat welfare. Owners willing to invest time in active play and environmental variety can provide indoor cats with genuinely satisfying lives.