What is a squirrels nest called?

The nest that you see up in the tree is called a ';drey.'; They are typically made out of small twigs, leaves and other leaf-like materials. The interior of the nest is made soft by use of fur or other soft material and are usually located in the top third of a tree.What is a squirrels nest called?
Hey butterbeer I like you! That was a good answer! I'm a long time critter lover and did not know that! I would have said it was called home. LOL!