I think it is called a lair
depends on the animal
A squirrel's nest is called a drey
Den
DEN
A lion lives in a den.Also foxes, coyotes, cougars, bears use them to hibernate,A fox lives in a den, a badger lives in a den, and mountain lions live in dens.
A den.
So that they have somewhere to live and to raise their kits.
They do not live in a den or nest, they are travelling animals that just sleep where ever they are
They are called lairs, dens, burrows or earths.
An otter's den is called a holt or a couch.
den
Pandas only construct a den for rearing the panda cub. Yes, it is called a den.
It is called a lair, a den, a burrow or an earth.
A bird-watcher's den is called a HIDE.
A rabbit den is called a warren.
a den in a tree is called a nest.
a den or burrow
its called a den