If your hampsters foot is swollen and its tail is red and curved you should take it to the vet.
Dust tail
The ancestors of the hamster did not need a tail to survive, and thus over generations, evolution and natural selection did its thing and now hamsters have only a stub of a tail.
yes they can get wet tail, but its more common in hamsters
Pull its tail
Yes it can so if one of your hamsters has wet tail then please remove any other hamster in the area
All hamsters can get wet tail. Try not to get the hamster wet and don't use cat litter in its toilet. My sister did this and the next day the hamster had wet tail.
that is bad
If the base of the tail is swollen, it may be infected by a bite of another animal. The swelling will need to be drained by your veterinarian, and it may require antibiotics.
a mixture of diahorrea and urine. Any hamsters with the signs of wet tail should be taken to the vet immediately, as wet tail detoriates a hamster's helth very quickly and is often a killer disease.
yes
They're pretty much the same as normal dwarf hamsters except they have a different type of tail.
Curved front of the wings or tail surfaces.