Scientists have made one of the most astonishing discoveries in marine biology by confirming the age of a Greenland shark that has been swimming through Arctic waters since the early 17th century. Estimated to be around 392 years old, the shark was likely born around 1620–1627, making it the longest-living vertebrate ever documented. This extraordinary finding was made … [Read more...] about Scientists have discovered a 400-year-old Greenland shark that was most likely born in the year 1620