Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.9
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
12970
Points per Word
0.000154
Page Count
78
Points per Page
0.025641
Description
This book examines the topic of species that have been introduced into a new environment and have subsequently harmed the established species.