A Portuguese man of war is similar to a jellyfish, so it has no backbone.
Most animals can move on their own, find their own food, and all animals give birth to young. About 97% of all animals don't have backbones while about 3% have backbones.
No there is more with backbones
Pigs do have backbones.
it has 2 backbones
No 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