exo-skeleton
Invertebrates are creatures with no backbone. Instead they might have an exoskeleton.
All insects are invertebrates because they have an exoskeleton instead of an internal skeleton with a backbone.
No, lancelets do not have a backbone. They are small, fish-like marine invertebrates that belong to the subphylum Cephalochordata and possess a notochord instead of a true backbone.
Yes because they do not have a backbone, they have shells, instead.
Mollusks are invertebrates because they do not have a backbone.
Invertebrates have no backbone, muscles are attached to outer shell.
Yes, mosquitoes are invertebrates as they have no backbone.
No. Spiders are arachnids, which are invertebrates. Instead of bones, spiders have hard exoskeletons made of chitin.
No, heartworms are invertebrates and have no backbone.
No, Spiders are invertebrates.
No, scorpions do not have a backbone. They are invertebrates, meaning they lack a spinal column. Instead, scorpions have an exoskeleton made of chitin that provides support and protection for their bodies.
No, cockroaches, like all insects, are invertebrates and have an exoskeleton.