Hammerhead Sharks Up Close With Bertie Gregory, the National Geographic on the ocean’s most intriguing creatures, airs tonight, Saturday, July 4 at 9 p.m. Sign up to watch on Disney+ with promotional ...

Bertie heads to Mexico to track the dangerous migration of one of the ocean’s most iconic predators: the hammerhead shark in ...

With a bulging head that looks like it swallowed a gavel, there's no mistaking the animal: It’s a hammerhead shark. Across the globe, there are more than nine hammerhead species, many of which are ...

Scientists have published what is likely the first-ever scientifically recorded birthing migration for the critically endangered scalloped hammerhead shark (sphyrna lewini). The satellite-tagged shark ...

The species is abundant within the protected archipelago but when they migrate outside the marine reserve to give birth they run the gauntlet of industrial fishing ...

While many sharks hunt for small, abundant prey when looking for a meal, great hammerheads have a supersized strategy with some big payoffs—eat other sharks. For a long time, scientists have observed ...

The future of the great hammerhead depends on how we choose to coexist with the ocean that sustains us both. As we uncover more about its habits and habitats, we’re also confronted with uncomfortable ...