You may have seen the touristy T-shirts that declare it: "The Great Lakes: Unsalted and Shark-Free." That's absolutely true. There is no verifiable account of sharks ever reaching the Great Lakes, and ...

A new pattern in shark behavior has experts sounding the alarm, and it may have everything to do with an overheating planet. Bull sharks are known to be able to swim between saltwater and freshwater, ...

Sharks are known to have incredible abilities, such as the Greenland shark that lives for hundreds of years. While most people think of sharks as sea dwellers, one species, the bull shark, ...

GALVESTON, Texas — A study by Texas A&M researchers showed a dramatic increase in the baby bull shark population in several brackish Texas waterways that have a combination of freshwater and seawater.