Sponges

by Kris Hirschmann

Sponges are among the simplest creatures on Earth. They are also among the most successful, having survived for at least 550 million years so far. This book discusses sponges' living habits, anatomy, reproduction, hunting techniques, and defenses. Also discussed are the many creatures that live in and on sponges.

• Format: Hardcover
• Language: English
• ISBN: 0737730137
• ISBN13: 9780737730135
• Release Date: April 2005
• Publisher: KidHaven Press
• Length: 48 Pages
• Weight: 0.50 lbs.
• Dimensions: 0.4" x 6.1" x 9.3"
• Age Range: 8 to 11 years
• Grade Range: Grades 3 to 6