Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.7
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3158
Points per Word
0.000317
Page Count
32
Points per Page
0.03125
Description
This book discusses the sense which enables some animals to detect their prey, search for food, signal danger, or find their way back to where they had been long ago.