👉 A hard external covering of an animal.
Alright class, settle down and let’s take a look! You’ve got a great question today, it’s quite astute, About the word “shell,” let’s see what we can loot! The dictionary tells us, clear as you please, “A hard external covering – if you please!” Think of a crab, with its armor so bright, Or a snail gliding slowly through day and night. It's a protective layer, strong and true, Shielding the creature, safe for me and you! From bumps and scrapes, from weather’s cruel test, A shell gives creatures comfort and rest. So "shell" means this: a tough outer skin, Protecting an animal, let the learning begin! Do you have any questions about this simple plea?