Invertebrates
Invertebrates are animals without a backbone. Some have exoskeletons, some have shells, some have legsm some do not. Some do not even have brains. Despite such apparent drawbacks, they contain around 95% of the Earth's animal life.
Arthropoda - Myriapods, Insects, Crustaceans, Arachnids
Mollusca - Bivalves, Cephalopods, Gastropods
Echinoderms - Starfish and Sea-Urchins
Cnidaria - Jellyfish, corals and sea anemones
Nematoda - Round worms
Annelida - Segmented Worms
Nemertea - Ribbon Worms
Platyhelminthes - Flat worms
Arthropoda - Myriapods, Insects, Crustaceans, Arachnids
Mollusca - Bivalves, Cephalopods, Gastropods
Echinoderms - Starfish and Sea-Urchins
Cnidaria - Jellyfish, corals and sea anemones
Nematoda - Round worms
Annelida - Segmented Worms
Nemertea - Ribbon Worms
Platyhelminthes - Flat worms