Not only do people have difficulty concentrating when they are old, but even spiders have a similar situation  The webs of young spiders are neat and uniform, and the angles are perfect; the webs of old spiders may have gaps and weird shapes  The older the spider, the less structured the web
The aging of sports organs will lead to a decline in the ability of old spiders to form webs
 Scientists therefore believe that over time, the brain of this animal will degenerate like a human brain