Dolphins use sound to detect the size, shape, and speed of objects hundreds of yards away. The dolphin's natural sonar, called echolocation, is incredibly precise
Jun 12th, 2008 | 10 comments | 9,480 Views
(18 votes)
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The Dolphin Defender: Dolphins and Sounds
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A Mystery in Alaska: Interview: Fisheries Scientist Gary Thomas
Thomas says his team's work, which included surveying fish populations using sonar, has helped highlight the important role that herring play as a food source for sea lions.
Jun 10th, 2008 | 2 comments | 3,861 Views
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Dolphins: Close Encounters: Squeaking By: Dolphin Communication
In the 1950s, researchers weren't sure why dolphins produced their remarkable range of clicks, trills, moans, and squeaks.
Aug 13th, 2000 | 1 comment | 1,892 Views
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