What If Sea Urchins Disappeared?

by Theresa Emminizer

From the fiercest predator to the lowliest plant, every member of an ecosystem is immeasurably important to the survival of their environment. Although they're not regarded as a keystone species, sea urchins play a pivotal role in maintaining healthy marine environments. Without sea urchins to consume algae, entire coral reef ecosystems could collapse. This educational text invites readers to imagine a world without sea urchins, delving into curricular...

• Format: Library Binding
• Language: English
• ISBN: 1538238284
• ISBN13: 9781538238288
• Release Date: July 2019
• Publisher: Gareth Stevens Publishing
• Length: 24 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.3" x 7.1" x 7.1"
• Age Range: 6 to 8 years
• Grade Range: Grades 1 to 3