It depends on the local climate, and exactly what you mean by "shelter".
In some climates, there's no real reason you shouldn't be able to survive indefinitely without shelter.
A person can live minutes without air.
All their lives
A person can survive a few hours to a few days in severe weather conditions without shelter, depending on factors such as temperature, windchill, and precipitation. Hypothermia, frostbite, and heatstroke can set in quickly in extreme conditions. It is crucial to seek shelter or create temporary shelter to prevent exposure-related injuries or death.
A person can live indefinitely in the desert as long as they have sufficient water and nutritious food and, depending upon the particular desert, shelter.
Coconut milk is not essential for the human bodies' survival so a person can live a long life without it.
how ever long god wants them to live. god can do miracles and we have to believe in them
From the time they were born to the time they are deceased.
2 Days
yes...as long as their heart and brain are working, they can live. There are plenty of people that are living without arms and legs...
Nothing it won't live long enough cause it doesn't have food or shelter to live.
They cant liva at all (DUMB QUESTION)
As long as any other person but they might smell pretty bad. Or they could take baths.