A long-term study in Fiji shows they form preferred social relationships, avoid certain individuals, and change how social ...

Learn more about the complexities of bull shark social behavior and how it can be rather similar to humans.

Weighing up to 500 pounds and measuring more than 11 feet long, bull sharks are massive apex predators that can live in both saltwater and freshwater. They primarily stick to tropical coastlines and ...

Off the southern coast of Fiji’s main island, a group of bull sharks returns to the same reef, week after week, year after year. For a quarter century, divers at the Shark Reef Marine Reserve have ...

A new study has found that one of the most aggressive species of sharks on the planet has “active social preferences.” ...

Sharks are often viewed as solitary, but a new study—carried out on the Shark Reef Marine Reserve in Fiji—has found that rather than mixing at random, bull sharks have "active social preferences" and ...

Bull sharks may have a reputation as lone hunters, but new research reveals they actually form social bonds and even have preferred “friends.” After six years of observing 184 sharks in Fiji, ...

Artificial light at night, or ALAN, is one of the most pervasive byproducts of coastal urbanization. Streetlights, ...

Sharks are powerful swimmers, built for constant movement and sharp reaction. But researchers noticed a strange thing: turn certain sharks upside down and they stop moving. You may think that this ...

Drone observations show a previously unknown behavior in white sharks in which they rotate their first dorsal fin toward an object, possibly to investigate it, researchers said. Carlos Guana Journal ...