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 ...

(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 ...

Almost 20 years ago schools of hundreds of hammerhead sharks were seen at the seamount of El Bajo. Since then, the population has seen a decline. Worldwide many tens of millions, possibly over 100 ...

LA PAZ, Mexico— The Center for Biological Diversity has filed a groundbreaking lawsuit seeking protection for three species of hammerhead shark under Mexico’s Standard NOM-059-SEMARNAT-2010, the ...

The measures apply to the requiem shark family which includes tiger sharks, as well as to six small hammerhead sharks. The sharks are being pushed to the edge of extinction by the trade in fins to ...

WASHINGTON— The Center for Biological Diversity submitted a petition today urging the National Marine Fisheries Service to protect the great hammerhead shark under the Endangered Species Act. Today’s ...