Yes. Tasmanian devils are marsupials, which are mammals. All mammals are vertebrates, meaning all mammals have a backbone.
Mosquitos, like all insects, are invertebrates.
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 myriapods don't have backbones
Yes, they do.