Limbs are both hands and legs. In the case of most animals, they use legs for walking. In certain animals like primates (monkeys, apes), hands are used for feeding, holding etc like humans. Hence both legs and hands aid animals for different activities.
No.
Aids is a disease, an advanced form of a virus not a single celled organism like protozoa. therefore aids is not part of the animal kingdom
Morphallaxis
From the monkey
AIDs is a sexually transmitted disease. It is spread by humans. Though if a human had sexual intercourse with an animal, the animal might be affected. It is doubtful though.
Perhaps the expression you want is "limb from limb" and not "from limb to limb."
ribosomes and plants
It helps us in classification & identification the animal and plant species .
In small animals, bones such as the vertebrae, ribs, and limb bones provide essential structure and support. The vertebral column protects the spinal cord and aids in movement, while ribs protect vital organs like the heart and lungs. Limb bones, including the humerus and femur, facilitate mobility and weight distribution. Together, these bones form a resilient framework that supports the animal's body and allows for various movements.
It is an animal- which typically reproduce using meiosis- which can use mitosis to duplicate itself if a limb is detached.
A prosthetic limb or "prosthetic"
A false limb is a prosthetic limb.