Pictures of bearded dragon tail rot . If care is not taken, the tail will actually fall off and may even spread. No more sensation in the tail may also occur.

This is due to some kind of trauma and infection that results in the tail area. If the tail has been bruised, crushed, or bitten by another bearded dragon, it can cause the tail to rot. If tail rot is not caught early enough, it can spread, resulting in the tail falling off and the infection spreading and the dragon dying.
Bearded dragon tail rot can be severe, but there is hope for a full recovery.
Scale rot is a scale disease that can affect bearded dragons. When the tip of a bearded dragon's tail is pulled and infected, the term tail rot is used. The presence of your bearded dragon is a constant watch for pet owners.
The gene on the left has 2 identical alleles, both dominant (hence the big Bs).
Bearded dragons usually lose their tails when their tails are damaged. If care is not taken, the tail will actually fall off and may even spread. Remember that a bearded dragon's tail does not curl like a leopard gecko's.
Bacteria will thrive in wet litter, and no matter how clean you keep your environment, if it's too wet, your dragon may start showing symptoms.
No more sensation in the tail may also occur. Additional scale that can cause tail rot will appear as a small narrow area around the tail as shown in the photo. This is usually caused by a bacterial infection, which can result from the dragon's exposure to high humidity and the dampness of its habitat.
Necrotic (dead) tail tissue often causes dark discoloration (blue, purple, black).
If the tail has been bruised, crushed, or bitten by another bearded dragon, it can cause the tail to rot. It is a common reptile disease that is difficult to detect at an early stage and can be dangerous and fatal if left untreated. You can see how the 2 genes shown in the figure above differ in that one is homozygous (allele 2B) and the other is heterozygous (allele 1B and allele 1B).
Tail rot is a condition in bearded dragons where the tissue, usually starting at the tip of the tail, begins to die or rot and turn dark in color.
It causes an internal infection that can cause serious damage if left untreated. Tails usually appear with a very dry texture and a fairly dark color. Also, if your dragon is severely malnourished and doesn't get enough calcium (opens in new tab), its bones can become weak and its tail can rot.