The stray cats which are just abandoned by their masters would face with the outside dangers and then would die just because these cats could not find food by themselves and lose the former living environment. The mortality of the older stray cat is higher than the youngers. The stray cats with an age of more than five years old can hardly survive in the world, more often than not would be in death within three months.
The young abandoned cats or abandoned cats having very strong bodies will gradually adapt to the new environment. Most of them would avoid person's line of sight, living in some corners which can be able to avoid person's line of sight, such as the basement of the buildings, ruins, building site, carport, etc.; in the comparative broad regions of the suburban places, the stray cats tend to live among the outdoor thicket. In winter or summer, the mass deaths of stray cats just because the cold weather and rain. Although the second generation of stray cats will be able to relatively adapt the wild state, but also they would die because of the food shortage, congenital inadequacy or disease. And then they would tend to fear human to a higher degree.
Most of the stray cats starve for a long time. Although also there are some citizens to feed the food and water timing or not regularly, or only feed the food, but it always seems that the food is not enough, especially drinking water is more difficult.
Most of the stray cat populations suffer from different diseases because of bad living environment, psychological fear and lack of health food, as well as clean water. Malnutrition is the problem that most stray cats facing with, some cats do not look so thin, but they have lower resistance and extremely easily fall ill because non guaranteed taking food or the taken water or food not clean. In winter and spring, the panleukopenia is extremely easy to be popular in cat populations, some other diseases such as peritonitis, gastrointestinal disease, granulation tumor, parvovirus are gotten by the stray cats, especially the skin diseases because of the fleas or rain soaking which are relatively common. Kittens, female cats and cats with three years old are most easy to die.
Stray cats are often facing the danger of survival. Because the stray cats are often suffered from man-made jury.