Are insects usually vertebrates or invertebrates?

The answer is right before your eyes. Insects have an exoskeleton. This means their skeleton is on the outside. As you may observe, there is no vertebrae. Since they lack vertebrae, it means they are in fact, always invertebrates. read more

Animals can be classified into two main groups: vertebrates and invertebrates. The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. read more

Invertebrates usually have either an external skeleton (think lobster, wasp etc) or none, although there’s a grey area for squid and very early, primitive chordates, the forerunners of vertebrates, who have simple internal stffeners. read more

There is exactly one phylum on this planet that has vertebrates : Chordates. Vertebrata is a subphylum within Chordata. Insects are in a completely different phyla: Arthropods. read more

Animals can be classified into two main groups: vertebrates and invertebrates. The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. Examples of vertebrates include humans, birds, and snakes. read more