This undated image provided by the Monterey Bay Aquarium, shows ...
AP
Thu Dec 17, 8:01 PM ET
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This undated image provided by the Monterey Bay Aquarium, shows the endangered Kootenai River white sturgeon. As efforts falter to save this largest freshwater fish — a toothless beast left over from the days of dinosaurs — officials hope to stave off extinction by sending more water hurtling down a river so the fish can spawn in the wild.

(AP Photo/Monterey Bay Aquarium, Randy Wilder) NO SALES

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