Scalloped hammerhead sharks (Sphyrna lewini), named for the notches along their distinct head, are critically endangered. Despite their ongoing global decline, we don't know much about them.

At particular risk is the scalloped hammerhead shark, whose young swim mostly in shallow waters along shores all over the world to avoid predators. This species will be listed on the World ...

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 ...

Scalloped hammerheads on the move. NOVA: Are there any reports of hammerheads attacking humans? Klimley: Yes. The U.S. Navy, in fact, once considered the hammerhead the third most dangerous ...

Scalloped hammerhead sharks off the Kona coast of the Big Island of Hawai'i. Image may only be used with appropriate caption and credit.

The scalloped hammerhead shark is in decline. The mangroves in Santa Cruz in the Galapagos Marine Reserve provide safety for the female sharks to give birth and are full of crustaceans the young ...