Six months old Potosi pupfish (Cyprinodon alvarezi) native to Mexico, at the Vienna Zoo in Austria. (Daniel Zupanc/Newsflash)
Worlds Oldest Zoo Welcomes 30 Rare Baby Fish That Are Extinct In The Wild
The world's oldest zoo in the Austrian capital Vienna has welcomed 30 rare baby fish that are extinct in the wild. These La Palma pupfish (Cyprinodon longidorsalis), which are extinct…