Through the long sunny years of Florida vacations, we have collected maybe a thousand shark teeth. In my hobby room, a large jar of them sits among the ship's wheels and rope monkey paws.

A Massachusetts whale watch is having a heck of a start to the season, seeing more and more great white sharks in the northern waters.

Florida is home to 20 different species of sharks. Each species of shark plays a vital role in the marine ecosystem by regulating the populations of other aquatic animals. What this means is that ...

For other sharks, people have observed that whale sharks are “gentle giants,” oceanic whitetip sharks are “ curious and confident, ” and scalloped hammerheads are “timid and sensitive.” 2.

At least 1,660 "unprovoked" shark attacks have been reported in the U.S. since the 1800s. Florida leads the nation in the number of attacks, with far more than any other state. The International ...

As a group, sharks and their cartilaginous fish relatives – including skates, rays and chimaeras – are evolutionary relics that have inhabited the Earth’s oceans for over 400 million years.

Interestingly, shark teeth are much like our own, developing from equivalent cells, patterned by the same genes, creating the same hard tissues, enamel and dentin.