An Atlantic sturgeon preserved more than 100 years ago with straw and creosote is part of the collection of the Academy of Natural Sciences of Drexel University. (Emma Lee/WHYY) From Philly and the Pa ...
For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living fossils. The white sturgeon is the largest freshwater fish in North America; ...
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