300 million-year-old giant shark swam the Texas seas

Fossil find shows oldest known ‘supershark’ was bigger than today’s great whites

great white shark

SUPERSHARK  Today’s big predatory sharks, like this great white, top out at around 6 or 7 meters long. But 300 million years ago, an ancient shark found in Texas may have reached 8.5 meters in length.

Brook Ward/Flickr (CC BY-NC 2.0

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