Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of another new shark species. Mammoth Cave announced the discovery of the "Macadens olsoni" Thursday. The fossil ...

It’s a sought after coastal souvenir, one that has beachgoers stooped over scanning the sand for the black, triangular shape that is the shark’s tooth. Social media is filled with Facebook groups ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're excited about Discovery's "Shark Week" and the celebrations around the 50th anniversary of the classic "Jaws" film, ...