Whether cats should be allowed outdoors is a hotly debated welfare question, balancing feline behavioural needs against risks to the cats themselves and to wildlife.
Cats are obligate predators with strong exploratory and hunting drives that are difficult to satisfy entirely indoors. However, outdoor access exposes them to serious risks. The tension between indoor welfare and outdoor safety has no universal answer — it depends on individual cat temperament, local environment, and wildlife sensitivity of the area. Catio enclosures, leash walking, and a highly enriched indoor environment are the best current compromise for most situations.