You are presented with the question "what is Earth's magnetic patterns used for finding the locations of?" and the following answer choices: 
- deuterostomes
 - Continents drifting
 - bullfrogs
 - food and shelter
 - Males and females
 - one celled organisms
 - important habitats
 - birds and fish

Now knowing that earth 's magnetic patterns are used for finding locations by animals that migrate and spring and fall migrations of birds and fish animate the landscape, choose the best answer.


 

        birds and fish 