There is cartilage in backbone and between the parts of the vertebrae of the backbone but the bone itself is actually an organ that produces blood like all other bones do.
Yes they do. Cartilage is also found in your nose and ears!
They are mammals. Mammals have backbones.
Placentals are mammals. All mammals are vertebrates which means they do have backbones.
Yes, they do.
Yes- they are mammals, all mammals are vertabrates.
yes and the wiki answers are a lay don't believe in thi
sharks dont have bones... their skeleton is made of cartilage
They are mammals, so of course they have backbones.
No! Fish, reptiles, birds, and amphibians all have backbones, but are not mammals.
There are NO mammals that do not have backbones.
Yes; all mammals have backbones because all mammals are vertebrates.
No! They are made of cartilage.