Animals without backbones are called invertebrates. There are millions of kinds of invertebrates on Earth.
Record details
ISBN:9780778732990 (Paper)
ISBN:0778732991 (Paper)
Physical Description:print 32 p. : col. ill. ; 25 cm.
Publisher:New York : Crabtree Pub., c2009.
Content descriptions
General Note:
Includes index.
Formatted Contents Note:
Backbones or no bones? -- Hard and soft coverings -- Sponges live in oceans -- Five parts -- Sea stingers -- Wiggly worms -- Worms in water -- Slugs and snails -- Colorful sea slugs -- Octopuses and squids -- Crusty crustaceans -- Insect invertebrates -- Spiders are not insects -- Did you know?