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INVERTEBRATES - Coggle Diagram
INVERTEBRATES
Arthtropods
Their body is covered with a resistance substance called exoskeleton
Arachnids
spider
Myriapods
centipede
Insects
bee
Crustaceans
crab
Echinoderms
Their bodies are covered and protected with calcareous elements called ossicles
Sea urchins
Sea cucumbers
Brittle stars
Starfish
Coelenterates
Live in superficial water and forming colonies
Jellyfish
Corals
Anemones
Worms
They have soft body and simple digestive system
Nematodes
parasites
Platyhelmintes
flatworms
Annelids
earthworms
Mollusks
Live in the sea
Cephalopods
octopus
Gastropods
snail
Bivalves
clams
Sponges or porifera
They live on a rock and never it moves.