Lost fossils reveal that some of the first ocean predators went global astonishingly fast after Earth’s worst extinction.

The idea of a battle between a megalodon and a blue whale captures the imagination, though these giants never shared the same oceans. The megalodon, an extinct apex predator, was equipped with ...

Along South America’s windswept southern coast, Magellanic penguins have spent decades nesting in relative safety. For much ...

Great white sharks have long ruled the open ocean, but a new and highly organized rival is beginning to reshape that balance of power. Along coastlines where great whites once hunted with little ...

Far too many animals from Earth’s second-most remote continent have gone extinct in the past 10,000 years. Here’s one such example. In the year 1930, a striking photograph was taken. To this day, it ...