The Coelacanth May Live for a Century. That’s Not Great News

African coelacanths are very old. Fossil evidence dates their genesis to around 400 million years ago, and scientists thought they were extinct until 1938, when museum curator Marjorie Courtenay-Latimer noticed a live one in a fisher’s net. Found off the southeastern coast of Africa, coelacanths also live a long time—scientists have suspected about 50 years. […]