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TYPES OF ANIMALS - Coggle Diagram

- - - - Arthropods
        
        Their body is divided into 3 parts- head , thorax, abdomen
        
        Their body is covered by a tough covering called exoskeleton.
        
        They have joint appendages.
      - Molluscs
        
        These animals do not have a segmented body.
        
        Some of them have a shell.
        
        Their skin is soft and are mostly found in seawater and freshwater.
      - Worms
        
        Worms are long, tube like shaped.
        
        Roundworms
        
        They range in size and live inside animals or on animals.
        
        They usually live in soil. Examples: Hookworm, Pinworm
        
        They have round, long non-segmented bodies.
        
        They can live in animal intestine for a long time.
        
        Flatworms
        
        Flatworms have flat bodies and have incomplete digestive system.
        
        Some species are free-living while some are parasitic.
        
        They do not have respiratory systems but have pores that allow oxygen.
        
        Examples: Tapeworm, Fluke
        
        Segmented worms
        
        They have segmented bodies. Examples: Leech, Earthworm
        
        They have digestive, nervous and circulatory systems.
        
        They have special excretory organs which is nephridia.
- - - - Fishes
        
        They live in water and breathe through gills.
        
        They have fins and tails to swim and stiff scales for protection.
        
        They have streamlined bodies to cut through water.
        
        Most fishes reproduce by laying eggs.
      - Amphibians
        
        Amphibians live both on land and in water.
        
        They have moist skin and most of them breathe through lungs ot damp skin.
        
        Tadpoles breathe through gills.
        
        These animals spend adult life on land and go in water to lay eggs.
        
        Their eggs are like beads in a jelly.
      - Reptiles
        
        Reptiles have dry, thick, scaly skin.
        
        They breathe through lungs.
        
        Thier eggs are leathery
        shells, while others
        have hard bird like eggs.
      - Birds
        
        Birds have wings, hollow bones, and feathers.
        
        Most birds can fly.
      - Mammals
        
        Mammals are animals that give birth to babies.
        
        Babies of mammals are fed on their mom's milk.
        
        The young ones in mammals develop inside the mom's body
        
        The body of mammals is covered with fur.
        
        They breathe through lungs.