Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
11426
Points per Word
0.000175
Page Count
64
Points per Page
0.03125
Series
Our Living World
Description
The basic patterns of biological life are examined in this look at the behavior and biological functions of mammals.