The following is a list of Sentient creatures which were known to inhabit Middle-earth. Sentient creatures are capable of independent thought and thus the capacity to ally with either Sauron or the Free Peoples; many of them are able to speak one or more of the languages of Middle-earth.
List of Sentient Races
- Giant Spiders
- Valar Animals
- Foxes [?]
Various other species of animals may have has some individuals that posessed sentience; Shadowfax for example.
The Secret Fire is also described as being part of all feä: it is that Gift which makes sentient beings capable of independent thought.