so they dont get killed
Because every year as lobsters grow they have to shed their shell and grow a new one. The soft shell lobster's are aka "new shell" lobsters, and they haven't had time to toughen up their shell. Hard shell lobsters are aka "old shells" because they shedded a long time ago, and their shell has had almost a year to harden up.
yes the Lobsters Exoskeleton (Shell) is its skin.
A crab has an external hard shell, and is an invertebrate.
turtle rino armadillo snail crocks
I believe "arthropod" is the word you're looking for.
A crustacean is an animal that has a hard external shell or "crust". Some crustaceans are shrimp, crabs, and lobsters.
its shell.
its claws and shell
sharks don't eat lobsters because of thelobsters hard shell and the sharks soft mouth/body.
only one
Lobsters typically don't eat their own young, but they will eat baby lobsters from other parents. Lobsters often eat their old shell.
The root word of crustacean is "crusta," which means hard outer covering or shell. This term refers to the hard exoskeleton that characterizes crustaceans such as crabs, lobsters, and shrimp.