Oceans

What special sense do some whales and dolphins use to hear underwater?

More Questions from Oceans
What percentage of Earth's volcanic activity occurs on the ocean floor?
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What fish's name means "strong-strong" in Hawaiian?
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Which of the following speeds have Orca whales been know to swim up to in bursts to catch prey?
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The average adult blue whale's heart weighs approximately how many pounds?
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What does a walrus eat?
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Coral reef means what as it relates to the environment?
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What ocean borders China on the east?
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The Arctic Ocean is in which direction from North America?
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