ne
vertebrate
All mammals, foxes included, are vertebrates.
Vertebrate.
All foxes are vertebrates. That means they have a skeleton with a spine or backbone.
invertebrate - has exoskeleton
An invertebrate.
no
It is an invertebrate 
A bullfrog is not an invertebrate; it has a spine.
The octopus is an invertebrate... It has no skeleton.
seriously? wow....... did you pass 4th grade? invertebrate
An invertebrate doesnt have a backbone. A vertebrate has a backbone.