+**Scales** are small, rigid plates that grow on an animal's skin, forming a protective outer layer. These overlapping structures, seen on creatures from shimmering [Fish](/wiki/fish) to ancient [Reptile](/wiki/reptile) species, offer defense and often aid in movement or camouflage.
+## See also
+- [Skin](/wiki/skin)
+- [Evolution](/wiki/evolution)
+- [Armor](/wiki/armor)
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