New fossil discoveries are forcing scientists to redraw the boundaries of ancient oceans, suggesting that some of the most ...

A team of researchers reconstructed an ancient marine ecosystem – and discovered a previously unseen seventh layer in its food chain ...

A monstrous shark, predating whales, great whites, or even the bus-sized megalodon, once prowled the waters off what is now northern Australia during the Cretaceous period. Researchers, studying huge ...

WELLINGTON, New Zealand (AP) — Long before whales were majestic, gentle giants, some of their prehistoric ancestors were tiny, weird and feral. A chance discovery of a 25 million-year-old fossil on an ...

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