A Great Lakes shark is virtually impossible. But not quite. One particular shark has a pronounced ability to switch from salty ocean water to fresh water as necessary: the bull shark. Bull sharks ...

While bull sharks are not new visitors to freshwater habitats, their presence is increasing because of this human-related ...

Laila Moreira took videos of a shark swimming around the southeastern end of Lakes Park on Sunday. FGCU experts identified it as a baby bull shark. Susannah Cogburn studies these creatures as a ...

FORT MYERS, Fla. (WBBH) - A baby bull shark was seen in a Florida lake miles from the ocean and experts think Helene has something to do with it. A baby shark was found at Lakes Park. It might sound ...

and more bull sharks could end up marooned in lakes, lagoons and ponds.Credit...Carbrook Golf Club When the sharks were still around, he and other staff would toss chunks of meat into the water ...

"If you look at the physiology of a bull shark, they are more than capable" of living in a freshwater environment like the Great Lakes, said Phil Willink, a fisheries biologist with the Illinois ...