Even dogs that normally spend most of their time outside need good shelter in cold weather, even if it is only a garage. (waysidewaifs.org)
While the trees provide good shelter from wind and sun, free - range pigs get more exercise, need more feeding and generally produce leaner pork. (newscientist.com)
These issues need more research, study, and ultimately, solutions — because no matter how good the shelters are, they are not the best place for pets. (okcpetsmagazine.com)