Why Are Whales So Big?
But Why: A Podcast for Curious Kids
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Whales Can Navigate Underwater Using Echolocation
Not all whales have baleen, so not all whales eat that way. Toothed whales hunt using echolocation, using sound that's emitted from their forehead. They go over an hour, they'll take a deep breath, hold it and go dive deep, look for squid or fish,. chomp them down and come back to the surface and breathe then do it again.
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