Discovery of a 400-Year-Old Greenland Shark Shatters World Record

Discovery of a 400-Year-Old Greenland Shark Shatters World Record
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The record for the longest-living vertebrate was broken two years ago, as biologists used groundbreaking radiocarbon dating to age ancient marine life in the Arctic. The Greenland shark that smashed the record was aged at 400 years, or, to put that into slightly more dramatic language, four centuries.