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Quiz - Scientists Get First-Ever Measure of Blue Whale Heart Rate
November 27, 2019
Question 1 / 4
What did scientists discover about the heart rate of a blue whale?
The heart rate is very similar to that of many other kinds of whales.
It beats faster when communicating with other blue whales.
It can become extremely slow as they search for food.
The rate stays the same whether they are below or above water.
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Quiz - Scientists Get First-Ever Measure of Blue Whale Heart Rate
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