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INVERTEBRATES. Animals with no skeleton or backbone . Size Most are small , but some are enourmous . Body covering Shells , exoskelotons or nothing at all . Body shape Most are symmetrical , but some are irregular.
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INVERTEBRATES Animalswith no skeletonorbackbone. Size Most are small, butsome are enourmous. Bodycovering Shells, exoskelotonsornothing at all. Bodyshape Most are symmetrical, butsome are irregular. Manylive in the sea, others in freshwater and someonland. Most can move. Othersattachthemselvestorocksorthe sea floor. Some are parasites, whichliveinsideotheranimals. Invertebrates are oviporous, whichmeans a larva hatchesfromanegg. GROUPS SPONGES…CNIDARIANS…WORMS…ECHINODERMS…MOLLUSCS…and… ARTHROPODS GROUPS INSECTS ARACHNIDS RigidExoskeleton Welldevelopedsenseorgans CRUSTACEANS Sheds and grows new one. Antennae Eyes MYRIAPODS Simple Compound
INVERTEBRATES Animalswith no skeletonorbackbone. Size Most are small, butsome are enourmous. Bodycovering Shells, exoskelotonsornothing at all. Bodyshape Most are symmetrical, butsome are irregular. Manylive in the sea, others in freshwater and someonland. Most can move. Othersattachthemselvestorocksorthe sea floor. Some are parasites, whichliveinsideotheranimals. Invertebrates are oviporous, whichmeans a larva hatchesfromanegg. GROUPS SPONGES…CNIDARIANS…WORMS…ECHINODERMS…MOLLUSCS…and… ARTHROPODS GROUPS INSECTS ARACHNIDS RigidExoskeleton Welldevelopedsenseorgans CRUSTACEANS Sheds and grows new one. Antennae Eyes MYRIAPODS Simple Compound
INVERTEBRATES Animalswith no skeletonorbackbone. Size Most are small, butsome are enourmous. Bodycovering Shells, exoskelotonsornothing at all. Bodyshape Most are symmetrical, butsome are irregular. Manylive in the sea, others in freshwater and someonland. Most can move. Othersattachthemselvestorocksorthe sea floor. Some are parasites, whichliveinsideotheranimals. Invertebrates are oviporous, whichmeans a larva hatchesfromanegg. GROUPS SPONGES…CNIDARIANS…WORMS…ECHINODERMS…MOLLUSCS…and… ARTHROPODS GROUPS INSECTS ARACHNIDS RigidExoskeleton Welldevelopedsenseorgans CRUSTACEANS Sheds and grows new one. Antennae Eyes MYRIAPODS Simple Compound