Whale watching season opens in Los Cabos, with local tour operators offering a variety of adventures involving enormous visitors.

This discovery highlights the enormous size and predatory dominance of ancient sharks and provides scientists with a new perspective on the early evolution of the ancestors of today's great white ...

The international research team spent years testing different ways to estimate the size of the Darwin cardabiodontids, using ...

In the animal kingdom, the creatures with the biggest hearts – relative to their size – are often the tiniest among us.

Researchers examining large vertebrae discovered near Darwin identified the creature as the earliest known mega-predator in the lineage of modern sharks, living some 15 million years earlier than ...