An international team of researchers has examined bite marks on several seven-million-year-old skulls from extinct whales, ...

Few fish are as steeped in myth and conjecture as the megalodon, a giant shark that lived roughly ... something that prehistoric whales could have taken advantage of. Baleen whales of that time ...

and University of Oxford—suggests that nearly 200 million years before giant whales evolved, school bus-sized marine reptiles called ichthyosaurs may have been making similar migrations to breed ...

Today's marine trophic levels cap at six, with creatures like killer whales and great white sharks. The discovery of giant marine reptile apex predators occupying a seventh trophic level ...

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles ... seas was the appearance of whales in the mid- to late Paleogene.

Today’s marine trophic levels cap at six, with creatures like killer whales and great white sharks. The discovery of giant marine reptile apex predators occupying a seventh trophic level ...