Witches do not exist and hence i cannot think of any animal which would do so.
Animal cells have a cell membrane to protect its insides.
They are known as a Familiar.
a mouse
A cell wall protects the Animal Cell.
The witches hat is at Graices or Able sisters. Check.
sea anemonae
the opossum
to be honest its the spider who does
The skull of an animal, which encloses and protects the brain.
It protects the animal and gives it support.
Familiar
It protects it, camouflages it, and gives it shelter.