At this age, the cottontails still cannot live without motherâs milk. 3 day old cottontail (right) next to 14 day old cottontail (left) Seven to Nine Days Old: Similar to a 4-5 day old cottontail, there should not be too much difference at this stage. Eyes should be beginning to open and may look like little slits.
In doing so, the virus destroys the ability of the infected cells to do their job in the immune system. The body then loses the ability to fight many infections. When a person with HIV has an extremely low number of CD4 cells or certain rare infections, doctors call this stage of disease AIDS.
HIV attacks and weakens the immune system, leaving the body vulnerable to infection. So once the bacteria that cause TB enter the body of someone with HIV, usually through the lungs, the bacteria are able to multiply, invade, and cause full-blown tuberculosis, rather than being contained by a healthy immune system. For people with HIV, the body just can't fight the tuberculosis infection.