POCATELLO — Idaho State University researchers Leif Tapanila and Jesse Pruitt have contributed to a new book by author Susan Ewing on the history of a shark known as the Helicoprion, also nicknamed ...
Lasting impressions -- The shark bites -- Right shark, wrong name -- First, cousins -- Whorl of fortune -- Karpinsky makes the call : Helicoprion -- A shiver of sharks -- Signs of life -- The art of ...
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