Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists ...

One ichthyosaur skull Sander previously studied was over six feet long and had teeth that were less than an ... If it was the biggest ichthyosaur ever, it was the biggest animal ever.” Without the ...

At first glance, the world’s second largest fish might seem menacing: Its gaping mouth has six rows of teeth in its upper ... which is why the animal is listed as endangered by the International ...