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22 Cards in this Set
- Front
- Back
Heterotroph
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Organisms that get food by eating plants or organisms that ate plants
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Invertebrate
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Animal without a backbone
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Vertebrate
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Animal with a backbone
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Sponges
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The simplest of all animals, feed by filtering water through tiny holes
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Segmented Worms
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Have tube-like bodies divided into segments; examples: leech and earthworm
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Echinoderms
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Spiny-skinned animals; examples: sea stars, sea urchins, sea cucumbers, and brittle stars
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Mollusks
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Soft bodied animals that may or may not have a shell; examples: octopus, snail, slug, and clam
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Arthropods
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Have an exoskeleton and jointed legs; examples: crustaceans, arachnids, and insects
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Exoskeleton
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A protective outer covering; external skeleton (exo = outside)
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Endoskeleton
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An internal skeleton made of cartilage or bone (endo = inside)
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Ectothermic
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Cold-blooded; body temperature changes depending on the temperature of the environment; fish reptiles, amphibians, and invertebrates
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Endothermic
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Warm-blooded; maintains a constant internal body temperature; mammals and birds
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Mammal
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Have fur or hair, mothers produce milk to feed young, breathe with lungs, babies born live
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Bird
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Have wings, feathers, beaks; breathe with lungs; lay eggs
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Amphibian
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Have smooth, moist skin; go through metamorphosis (change in body form); gills when young and lungs as adult; lay jelly-like eggs
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Reptile
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Have dry, scaly skin; breathe with lungs; lay leathery eggs
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Fish
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Have scales and fins; breathe through gills; lay eggs
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Adaptation
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A structural or behavioral change that helps an organism survive in its environment
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Mimicry
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An adaptation where an animal closely resembles another animal in appearance or behavior
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Camouflage
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Any marking or coloring that helps an animal blend into its surroundings
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Metamorphosis
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A change in body form
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Multicellular
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An organism made of more than one cell
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