All dinosaurs had backbones.
A vertebrate is an animal that has a backbone. All dinosaurs had backbones. Therefor, dinosaurs were vertebrates.
yes they do
Yes, dinosaurs were vertebrates as they had an internal skeleton and a backbone to support their large bodies.
All snakes have backbones.
There isn't one, as all reptiles have backbones.
No backbones
all fishes have backbones
None. All snakes have backbones.
All snakes have backbones.
Yes, all amphibians have backbones.
Yes, they do, because all the birds have backbones.
Theyre birds. All birds have backbones.