Jamie Gustafson draws dinosaurs, sharks and pretty much anything else from the natural world. Some of his clients have ...

There are more than 500 species of sharks in the world today and they are some of the best-known predators around. Although ...

When top ocean predators vanish, the ecosystems they leave behind don't just adapt—they transform in surprising and troubling ...

"At first we had no idea what it was because sharks were not supposed to make any sounds." Scientists had always thought that ...