Is there any fish in the world that casts a more distinctive shadow? Divers have little trouble recognizing a hammerhead when ...

New research shows that some great hammerhead sharks are homebodies. Scientists studying great hammerheads around Andros in ...

Understanding hammerhead sharks’ food preferences could aid efforts to protect the critically endangered fish.

Dr. Peter Klimley is a man who has held his breath and dived down 100 feet to hand-tag hammerhead sharks with a dart gun. He has even dressed up as a killer whale, complete with towering black ...

These majestic sharks gather in their hundreds at huge volcanic seamounts that project out of the seabed. They come here to be cleaned and to find a mate, circling the seamount in a sort of ...

A great hammerhead shark circles beneath the water, surrounded by smaller fish. Image by Annie Guttridge. Image by Annie Guttridge. Image owned and provided by the authors and must be credited to ...

(CN) — Technically speaking, scalloped hammerhead sharks hold their breath during deep dives. In fact, they must do so to survive. Scalloped hammerhead sharks hunt for prey in the ocean depths where ...

NOVA: How fast do they swim? Klimley: About a yard per second when they're just cruising. That's kind of a magic number for most large fish. However, they can move quickly when they want to.