A crustacean’s physique is guarded by a hard exoskeleton. Many crustaceans have a carapace (tricky shell), that is Portion of the exoskeleton. The crustacean needs to shed the exoskeleton in order to mature.Reptiles rose to prominence in the Mesozoic Period – the ‘Age of your Reptiles’ – and, as dinosaurs, were being the dominant land ani