Tracking Animal Migrators (National Geographic Reading Expeditions)

By Rebecca L. Johnson and National Geographic Learning

How do butterflies find their way as they migrate thousands of miles each year? See how scientists track and learn more about birds, whales, and butterflies that migrate. This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0792284496
• ISBN13: 9780792284499
• Release Date: January 2007
• Publisher: National Geographic Society
• Length: 32 Pages
• Weight: 0.15 lbs.
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7