Fact 1: Natural disasters can cause animals to leave an environment.

Fact 2: Of all nature's disasters, forest fires are often considered the most frightening.

Given the two facts above, answer the question "What can cause an animal to leave an environment?" with the following options: 
- too much food
 - an animal living in comfort
 - A forest fire
 - colder weather
 - drought
 - harmful substances
 - deforestation
 - nice weather


 

   A forest fire      