These ancient fish swam with the dinosaurs. They may not survive us.
For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living ...
The Washington Post20 天
An ancient fish is in danger, but research could salvage its future
Sturgeon are among the oldest fish on Earth, yet many present-day sturgeon species are at threat of extinction, with 17 of 27 species listed as “critically endangered.” Sporting an armor of ...