+Beetles are an order of [insects](/wiki/insects) recognized by their hardened forewings, or elytra, which shield their delicate flight wings. This immensely diverse group, found across nearly every terrestrial habitat, represents a significant portion of all known animal [biodiversity](/wiki/biodiversity).
+## See also
+- [Exoskeleton](/wiki/exoskeleton)
+- [Metamorphosis](/wiki/metamorphosis)
+- [Insect Ecology](/wiki/insect_ecology)