Yes, Beavers have a backbone
No
No there is more with backbones
Pigs do have backbones.
No backbones
it has 2 backbones
All snakes have backbones.
all fishes have backbones
The backbones are part of the skeleton.
no they don't have backbones
No cicadas do not have backbones, they are invertebrates. Any Animal and insects that is an invertebrates do not have backbones.
no myriapods don't have backbones
Yes, they do.
All dinosaurs had backbones.