they start to find food and start looking for a cave.
Cave
Bears in a cave.
People build huts/homes. Bears don't. Bears are animals and do not have higher order thinking skills required to build things. They find a cave or dig a hole, but do not build.
Bears eat rabbits and other small critters in a cave
There is no Polar Bear cave.
Due to very harsh winters cave bears spent more times in caves.
Bears can often be found hibernating in a cave in the winter months.
back in the ice age cave bears were alive and they lived in Europe
It stays in a cave
Yes. They are just bears that sleep in caves or have caves as their homes.
They use their large wide paws to dig it, or they find one that's already been dug out and improve it themselves.