Savings News
US expedition targets unexplored Puerto Rico reef
U.S. scientists using sonar and submersibles to map a reefs off Puerto Rico's northeast coast say they have found a 12-foot (3.6-meter) hammerhead shark, an undersea canyon that suddenly plunges 900 feet (280 meters) and an enormous orange-and-brown barrel sponge."You could actually live in that thing it was so big," said Tim Battista, the expedition's chief scientist.Perhaps more significant, however,
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