yes and the wiki answers are a lay don't believe in thi
No! They are made of cartilage.
Yes
Birds are vertebrates, and do have a backbone. Parrots backbone, along with the rest of its bones, are light and made for flight.
As owls are vertebrates - yes they have a back bone / spineYes, and its cervical vertebrae is long and flexible.
A chickadee is an American non-migratory bird, and does have a spine.
Yes they do. Cartilage is also found in your nose and ears!
No! They are made of cartilage.
Theyre birds. All birds have backbones.
sharks dont have bones... their skeleton is made of cartilage
Sharks are vertebrates (they belong to the phylum Cordata), so they have a spinal chord. However they are also cartilaginous fishes (they belong the the class Chondrichthyes) meaning that their skeleton is made of cartilage instead of bone. They do have a cartilage sheath that surrounds their spinal chord which could be considered a spine. There could be a semantic debate over whether that constitutes a spine, but I for one think it does.
Yes, reptiles have most of the same organs as you and I, and are vertebrates, they are not like worms.
Vertebrates are animals that have a backbone and an internal bony skeleton and include fish such as barracudas.
Sharks and their relatives have cartilage.
yes since eagles are birds and birds are vertabrates and vertabrates have backbones, eagles have backbones.
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, because all the birds have backbones.
Yes