Invertebrate Vs Vertebrate

Part I of Essay
Land hermit crabs are crustaceans known as Coenobita clypeatus. They live in the wild in the western Atlantic. Hermit crabs have three sections: a head, a body (cephalothorax), and an abdomen, which they protect with their shells. Hermit crabs have gills on their big claw i ....

Part II of Essay
.... grow to reach the characteristics of a typical adult hermit crab. After reaching the adult larvae stage, the hermit crabs begin looking for a shell to live in. Once they mature and find a suitable shell, they come to live on land for the rest of their lives. Hermit crabs grow on land by shedding their exoskeleton. It takes about ten days for a hermit crab's skin to harden after molting. Shedding is a necessary part of their livelihood since they will grow back missing legs during this time. In the wild, hermit crabs can live up to 25-30 year ....