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| are structures or behaviors that help an organism survive in its environment. |
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| an animal with a backbone |
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| an animal without a backbone |
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| an adaptation that allows an organism to blend into its surroundings |
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| or fat, under the skin that helps keep animals in cold climates warm |
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| an adaptation in which an animal is active during the night and asleep during the day |
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| an adaptation in which one kind of organism looks like another kind in color or shape |
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| to rest or go into deep sleep through the cold winter |
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| to move from one place to another |
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