Biology

What is the fin on the backs of fish, some whales and dolphins called?

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Which of the following tools would a sea otter use to get a shellfish open?
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What body covering do mammals have that other animals do not?
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What is the common cold caused by?
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Animal life is also knows as what?
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Which of the following is a warm-blooded animal?
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What adjective means belonging to or associated with a flower?
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Which of the following is not an arthropod?
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What are scientists who study animals called?
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