Feral cat populations exist in most countries. Trap-neuter-return programmes and colony management represent the most welfare-positive approach to population management.
Feral cat welfare sits at a complex intersection of individual animal welfare, public health, and conservation concerns. Feral cats experience significantly worse welfare than indoor cats: higher rates of disease, injury from fights, and weather exposure all contribute to chronic welfare deficits. TNR improves welfare for surviving colony cats while reducing population growth over time. Colony management by trained carers provides health monitoring, emergency veterinary care, and controlled feeding. The most welfare-positive approach integrates TNR with targeted indoor adoption for socialisable individuals, sanctuary placement for cats unsuitable for outdoor life, and ongoing colony monitoring.