The Tolkien Monster Encyclopedia
by Calle Mattsson
This page is devoted to all the monsters and races belonging to darkness.
Here you will find Orcs, Goblins, Balrogs and many more fearsome creatures.

Crebain are a race of big black crows living in Dunland and in the Fangorn forest. They are the servants of darkness and during the the war of the ring they searched for the ring.