The lamprey is considered a pest in the Great Lakes, where it has been working to decimate fish populations for more than 100 years
To better understand tiger sharks' behavior, researchers attached accelerometers and digital cameras to the dorsal fins of four sharks
The dwindling of the world's lions, wolves, sharks and other large animals isn't just sad, it's having far-reaching effects on ecosystems
Debbie Salamone's Achilles tendon has not completely healed, but she's already fighting to save the sharks that nearly crippled her
The sharks make a pilgrimage here every year to feed, but a particularly large gray seal population has become an enticing magnet
The sharks were built by a legendary team overseen by mechanical effects supervisor Bob Mattey, who employed about 40 technicians
Our presence in the water, migration patterns, and "chumming" help to explain multiple close encounters between humans and sharks
An ocean research team found out that while it's bad to have a 10-foot, 1,000-pound shark stuck on your boat, getting it off is even worse