Science
90% of sharks mysteriously became extinct nearly 20 million years ago: researchers – Aviation Analysis Wing
This extinction occurred about 19 million years ago, and shark populations killed up to 90%, researchers say. In a research paper published Thursday in
This extinction occurred about 19 million years ago, and shark populations killed up to 90%, researchers say.
In a research paper published Thursday in Science at Yale University oceanographer and palaeontologist Elizabeth Seibert and Leah Rubin, then a student at the College of the Atlantic in Bar Harborand the Maine, that shark populations have not yet recovered from the sudden extinction.
Great white sharks thrive along the California coast
By studying the teeth of sharks and other microscopic…
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