Oceans
How many chambers does a fish heart have?
More Questions from Oceans
Which fish helps balance the algae and coral on a reef?
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How many inches long is the average tooth of an adult Orca or Killer Whale?
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Which of these contains the deepest point in the Pacific ocean?
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In what year did the International Whaling Commission declare blue whales to be a protected species because of a huge decrease in their population?
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Who became the first European to see the Pacific Ocean in 1513 by crossing the Isthmus of Panama?
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Coral reef means what as it relates to the environment?
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