Kingdoms of Life

• What are the 2 main groups which animals fit into?

  Vertebrates and invertebrates.
• What does vertebrata mean?


  Those with back bones
• What does invertebrate mean?


  Animals without a backbone.
• What are the 5 groups of vertebrates?


  Mammals, birds, reptiles, amphibians, fish.
• What are the features of Nematodes?


  No circulatory system, classified as parasites
• What are the features of Crustacea?


  Exoskeleton, two pairs of antennae, gills
• What are the features of Arachnids?


  Eight legs, two body segments,
• What are the features of insects?

  Exoskeleton, three body segments (head, thorax, abdomen), six legs, antennae.
• What are the features of Myriapods?


  Many legs, body is in many segements
• What does exoskeleton mean?


  External skeleton