What is the primary behavior that gives the family *Ambystomatidae* the common name 'mole salamanders'?

Answer

Their fossorial, or burrowing, nature

Members of the family Ambystomatidae are often characterized by their fossorial nature, meaning they spend considerable time underground burrowing for refuge.

What is the primary behavior that gives the family *Ambystomatidae* the common name 'mole salamanders'?
animalclassificationSalamander