classification

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  • ALL ORGANISMS
    • prokaryotes
    • protoctists
    • PLANTS
      • FLOWERING PLANT
        • DICOYLEDONS
          • broad leaves, branching veins
        • MONOCOTYLEDONS
          • parallel veins
    • FUNGI
    • ANIMAL KINGDOM
      • VERTEBRATES
        • FISH
          • scaly, gills, fins
        • MAMMALS
          • hair, young feed on milk, placenta
        • REPTILES
          • scaly, rubbery shelled eggs
            • snakes
        • BIRDS
          • beak, feathers, hard shell egg
        • AMPHIBIANS
          • moist skin, eggs + larva in water with gills, adults on land usually with lungs
            • frogs
      • ARTHROPODS
        • CRUSTACEANS
          • more than 4 pairs of jointed legs, gills
        • ARACHNIDS
          • 4 pairs of jointed legs, cephalothorax, book lungs
        • INSECTS
          • 3 pairs of jointed legs, two pairs of wings, breathe through tracheae
        • MYRIAPODS
          • many segments, each segment has jointed legs
            • centipede
      • ANNELIDS
        • ring like segments
      • MOLLUSCS
        • soft unsegmented body, may have shell
      • NEMATODES
        • long thin unsegmented body

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