🦀〰️🐚

#wavy #crustacean shell #ocean current #spiral shell

🐢🛡️🦀

#exoskeleton #natural armor #animal armor #turtle shell #crustacean shell

🦞💎

#exoskeleton #crustacean shell #hard shell #tough shell #carapace #shell hardness

🦀🧱

#exoskeleton #crustacean shell #hard shell #carapace #tough shell #arthropod armor

🦀🦞🛡️

#crustacean shell #crab shell #lobster shell #exoskeleton #carapace #hard shell