Animals Without Backbones - Big Science Ideas

Publication Date: 4 Jan. 2009
Crabtree Publishing Company

ISBN 9780778732990

Format: Paperback

12.95 12.95 AUD


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In Stock: 6.0 Units

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.