We are not veterinarians but I highly suggest you take your mouse into one right away. It may be a fatty growth and hopefully nothing more serious. If you can't afford to pay the vet then be up front with them when you go in and work the bill off!
the answer most likely to be right would be the main fans, they are basically the biggest things in there (exept the motherboard, but thats bigger than a kidney)
i dont think they would cause kidney failure, but it would cause lots of other problems.
A Regular field mouse has 46 chromosomes in it's kidney cell, but also in every cell in it's body except its reproductive cells which contain half of that amount.
Urinating blood is usually caused by a serious kidney stone - although it is true that other kidney injuries, such as a punch to a kidney, can cause this symptom.
Mickey Mouse is more famous more than James Cause Mickey mouse is a kids T.V show and everyone one would no him cause they were once kids and they would of watched his show I know i would
There are many things. Here are some things that can cause the problem: mouse ball is dirty, computer is busy, mouse on a bad surface.
Your kidney fell asleep
no cause the cat would eat it
In general, no. You can live just fine with one kidney.
urine is normally yellow.
No. That would be impossible, because a kidney infection is caused by bacteria that has to travel up the urinary tract to reach the kidneys. There is no type of massage, not even deep tissue, that would cause this to happen.
Kidney stones are caused by a buildup of calcium in the kidneys, and therefore I cannot see how saliva would cause it.