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 ...

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 ...

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 ...