Over 500 species of sharks exist in our oceans today, ranging from hammerheads (Sphyrnidae) to tiger sharks (Galeocerdo ...

A shark expert, whose own curiosity about these fascinating fish was sparked by the movie "Jaws," explains some of their ...

Megalodon teeth are the largest of all shark species. With teeth that can measure up to the size of a human hand, it is easy ...

Once I learned about this unique and extreme reproductive mode, I was enthralled and wanted to research the species more. At different life stages, sand tiger shark teeth change in morphology. The ...

Whale sharks are the largest species of shark. Their gentle manner and massive size make them the gentle giants of the ocean.

Several books and a documentary mark the 50th anniversary of Spielberg’s iconic film, as scientists work to dispel the fear ...

Researchers in New Zealand found that a small species of shark makes noises with their teeth when touched by humans Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been working ...

The “nail tooth” portion of its name comes from ... “We’ve ended up finding at least 70 different kinds of shark at Mammoth Cave from a variety of levels within our rock strata,” Toomey ...

Sharks are a remarkable, diverse group of ocean-dwellers that inhabit marine ecosystems all over the world. From the massive, ...

they learn how scientists typically classify fossils and practice sorting the teeth by species of shark and by what it eats. The models occasionally misclassify teeth, which creates an opportunity ...