Select the vertebrate.
A: mole
B: hissing cockroach
C: fly
D: grasshopper
A fly is an insect. Like other insects, a fly is an invertebrate. It does not have a backbone. It has an exoskeleton.
A grasshopper is an insect. Like other insects, a grasshopper is an invertebrate. It does not have a backbone. It has an exoskeleton.
A mole is a mammal. Like other mammals, a mole is a vertebrate. It has a backbone.
A hissing cockroach is an insect. Like other insects, a hissing cockroach is an invertebrate. It does not have a backbone. It has an exoskeleton.