Oahu tree snails and pink velvet worms are two examples of endangered invertebrates. Few of them exist in the wild. Other invertebrates have already gone extinct. What hurts these animals? What can you do to help? Listen to this book to find out! Please note: The original source audio for this production includes noise/volume issues. This is the best available audio from the publisher.
What does it mean not to have a backbone? How can you tell an arthropd from a worm? This book focuses on the many and varied creatures of the animal kingdom that get along quite well without a spinal chord. Echinoderms, arthropods, and mollusks are some of the groups described and beautifully photographed.