Thirst is used to make an animal realize that it needs to replenish its bodily water by the body, and dehydration causes increased thirst and water consumption. Given these facts, what is it called when an animal needs to replenish bodily water among the following options:
- hunger
 - spring
 - diet
 - dehydration
 - hyperthyroidism
 - Pituitary gland
 - fear
 - Exfoliation


 

    dehydration     