Fact 1: Along tail can be used to move through water by an animal.

Fact 2: Sharks use their tail to move through the water.

Given the two facts above, answer the question "What has a tail?" with the following options: 
- squids
 - Bats
 - tomatoes
 - sharks
 - trout
 - humans
 - rocks
 - Mammal


 

    sharks     