About Ruth Daly Books by Ruth Daly How We Use Rocks and Minerals by (author) Ruth Daly Ages 8 Grades 3 The Impact of Plastics by (author) Ruth Daly Ages 10 Grades 5 Bringing Back the Southern White Rhino by (author) Ruth Daly Ages 9 Grades 4 Bringing Back the Blue Iguana by (author) Ruth Daly Ages 9 Grades 4 Bringing Back the Lesser Long-Nosed Bat by (author) Ruth Daly Ages 9 Grades 4 Bringing Back the Mountain Gorilla by (author) Ruth Daly Ages 9 Grades 4