
Exoskeleton
Biological Role
Emphasizes that 'exoskeleton' refers to a protective and supportive structure in animals.

Hermit crabs can swap their exoskeletons for different shells as they grow.
Visibility
Clarifies that an exoskeleton is visible, unlike bones which are hidden inside the body.

The grasshopper's exoskeleton can be seen without dissection.
Material Difference
Differentiates exoskeletons from human-made protections; exoskeletons are natural.

Unlike armor, an exoskeleton is a natural part of the animal's body.
Compare with
ArmourCarapaceCaseCuticleHuskSheathShellShield
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