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animals

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
invertebrates   have no back bone,worm squid spiders  
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vertebrates   Has a back bone or a spine,frogs,bears,alligaters  
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sponges   phylum poreifera, they take in food through their poors and they are the simplist form of vertebrates  
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Cnidarinas   All cnidarinas have tentecles covered with stinging cells.They use their stinging cells to protect them and get food, ex: Jellyfish, hydrozoans  
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flat worm   Planarians, Fluckes, Tapeworm  
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mollusks   Snails, slugs, clam, squide and octopuses  
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Arthropods   Centipedes and millpedes  
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crustaceans   shrimp, barnacles, crab, lobsters  
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insects   lots of bugs  
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arachnid   spiders, mites, ticks, scorpions  
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exoskeleton   support and protects their body from outside  
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molting   Arthropods shedding their exoskeleton, they do this to grow and repair  
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insects have   three main body parts, six legs and two antennae  
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Echinoderms   re spiny invertebrates that live in the ocean. Sea stars, sea urchine, and sand dallors are some familiar members of this group  
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All ivertebrates   are in the phylum chordates  
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Fish   Reproduction; lay eggs in the water Organ that keeps them afloat:awim bladder Body tempter: cold blooded Breathe: Through gills  
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Cartilaginous Fish   Sharks and fish  
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amphibins   Spend part of their lives in the water and on the land Frogs, toads and salamanders (ceacilians and newts also) Cold blooded must live near water keeps skin most to reproduce(lay eggs)  
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Reptiles Turtles, snakes, Alligators, lizards   They do not have to return to the water to lay eggs like amphinians cold blooded- body temp changes (varies)  
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bird   Warm blooded body temp constant (does not change) Down feathers to keep warm Contour feathers to fly adaptations to fly: Tiny holes in bones th make lighter, streamlined shape  
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Mammals   Has hair Warm blooded Live birth mammary glands to give milk to young  
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Monotremes:   lays eggs example, duckbilles platypus  
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Marsupials   pounched and mammals that give live birth and babies crawl into pouches until matured, placentals give live birth baby atached with embilical cord  
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