As in detach their torso, no, but as in break their vertabrae, yes.
One of the organisms that is a vertabrae is a Horse.
Yes, sometimes you can still walk if you have broken your leg, depending on the type of break or fracture it is. Yes you can but not far. One guy broke his leg and he tried to walk to his car but he fainted from the pain.
sacrum
No, they are invertabraes.
vertabrae
A vertabrae which is a spine/back bone.
it is a vertabrae
Cervical vertabrae or axis and atlas
a vertebrate
A rabbit has 18 coccygeal vertabrae.
It is when the L1 vertabrae has shattered into a few to several pieces from force trauma. This will cause the pieces of the L1 vertabrae to com out of place and possibly pinching the spinal cord to cutting it.