Jennifer Boothroyd 
Endangered and Extinct Invertebrates 

Audisee(R) e Books with Audio combine professional narration and text highlighting for an engaging read aloud experience! 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? Read this book to find out!