You are presented with the quiz "Many squirrels are protected from what by their burrows" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an animal lives under ground then that animal will be protected from a wild fire" and "many squirrels live in burrows under the ground instead of in the trees". 

So, what's the best answer to the question?


 

  wild fire         