Animals Without Backbones - Big Science Ideas

Animals Without Backbones - Big Science Ideas

Publication Date: 4 Jan 2009
Crabtree Publishing Company

ISBN 9780778732990

12.95 12.95 AUD

12.95

Add to Cart


Over 98 per cent of Earth's animals are invertebrates. Invertebrates do not have backbones or internal skeletons but some have hard coverings. Insects spiders worms snails and most ocean animals are invertebrates.