Classifying Invertebrates

ISBN: 9781432923594

出版年: 2009-9

页数: 32

定价: $ 32.77

内容简介

What makes an invertebrate an invertebrate? How is an invertebrate different from a vertebrate? Why do insects molt? Classifying Invertebrates looks at the amazing class of animals with no backbones. Find out how invertebrates are grouped into orders and h