A lobster is a crustacean. Crustaceans are a type of Arthropod which is an invertebrate.
Crustaceans have a hard, external shell which protect their bodies. Crustaceans have a head and abdomen. The head of a crustacean has antennae which are part of their sensory system. The abdomen includes the heart, digestive system and reproductive system. The abdomen also has appendages, such as legs, for crawling and swimming. Many crustaceans also have claws that help with crawling and eating.
No. The vertebrate is not an actual back bone. Shells are made out of calcium carbonate or CaCO3.
invertebrate
A mollusk is a sea creature that lives within a shell. A cobra does not live in a shell.
A konk is a mollusk, and does not have a spine. It is not a vertebrate.
THey use a shell
the function of the its shell is to protect the mollusk's very vulnerable and sensitive organs.
A konk is a mollusk, and does not have a spine. It is not a vertebrate.
Every mollusk except slugs, which have evolved to not need a shell, has a shell. Snails, clams and other bivalves have an external shell. Octopi, squid and cuttlefish have an internal shell.
no
slug
yes
jellyfish