+Vertebrates are animals characterized by a [Spine](/wiki/spine), a segmented column of bone or cartilage that forms the primary support of the body. This structure protects the [Nervous System](/wiki/nervous_system) and allows for complex movement. This diverse subphylum includes fish, amphibians, reptiles, birds, and mammals, populating nearly every habitat on Earth.
+## See also
+- [Chordate](/wiki/chordate)
+- [Fish](/wiki/fish)
+- [Mammal](/wiki/mammal)
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