your spine is split into several different columns, they are:
cervical
thoracic
lumbar
coccyx
spongy bone tissue
ossicles
spongy (bone tissue)
one
2
invertebrate's are animals with no back bone like slugs and etc.
The thin bony columns in spongy bones are called trabeculae. They provide structural support and help distribute forces within the bone. Trabeculae also contain bone marrow, where blood cells are produced.
Mammals are vertebrates and like all vertebrates have only one back bone . Back bone is made up of vertebrae .
CAP I ASKED DO A PYTHON HAVE A BACK BONE
Columns of what?
There are 18 columns.
there are 18 columns