Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6412
Points per Word
0.000156
Page Count
48
Points per Page
0.020833
Series
Extreme Biology
Description
Photographs and detailed sidebars offer readers a close look at some of the weird and wonderful ways animals are born, live, and reproduce.