It can't.
The grasshopper is an invertebrate.
It is a vertebrate.
A dog is a vertebrate because it has a backbone and a butterfly is a invertebrate because it doesnt have a backbone!
It is a vertebrate.
Kangaroos and Fish are both in the Phylum Chodata and Subphylum Vertebrata. The Grasshopper belongs to the Phylum Arthropoda and Subphylum Hexapoda. Anything that is not categorized in the Phylum Chordata and Subphylum Vertebrata is considered an invertebrate In short, the grasshopper is the invertebrate
A dog is a vertebrate as it has a spine.
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.