Fact 1: Thirst is used to make an animal realize that it needs to replenish its bodily water by the body.

Fact 2: General signs of dehydration include Thirst.

Given the two facts above, answer the question "What can happen when an animal doesn't drink enough water?" with the following options: 
- massive damage
 - The animal becomes stronger
 - bacteria
 - flooding
 - Dehydration
 - hypothyroidism
 - It hibernates
 - The animal urinates


 

     Dehydration    