Download or read book Ruby-Throated Hummingbirds written by Rebecca E. Hirsch and published by Lerner Classroom. This book was released on 2016 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Readers will compare key traits of ruby-throated hummingbirds?their appearance, behavior, habitat, and life cycle?to traits of other birds."--Amazon.com.