One vertebrate that lacks a bony spine is the shark. Many different types of shark have cartilage instead of bones.
Sharks
a lamprey
Yes, they have an internal bony skeleton and a spine, so are vertebrates.
No, crocodiles have a bony spine and are therefore vertebrates.
Fish are vertebrates as they have an internal bony skeleton and a spine.
Toads are vertebrates as they have an internal bony skeleton and a spine (backbone).
Crocodiles have an internal bony skeleton and a spine, so are vertebrates.
Yes. Chickens are birds. Birds are vertebrates.
Vertebrates hae bony internal skeletons.
Being mammals, pikas are vertebrates - they have a bony spine.
The bony segments of the spine is the vertebrae.
They arent'. Birds are vertebrates, they have a spine.
A crayfish is a crustacean, which means that it has a shell and does not have a backbone, therefore it is an invertebrate.It has an exoskeleton, meaning its support is on the outside, not on the inside.It is an invertebrate.
Ostrich's are vertebrates as they have a spine.