책 세부 정보
형식
전자책
페이지
36
언어
영어
출판됨
Jan 10, 2014
출판사
Lerner Publications
ISBN-10
1306297702
ISBN-13
9781306297707
설명
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!