@natgeo
National GeographicHumans kill millions of sharks each year, and overfishing poses a major threat to their populations—especially hammerheads, since they grow and reproduce slowly. These iconic creatures are already at the brink of extinction, but successful marine protection initiatives offer a glimpse of hope for the future. #HammerheadSharksUpClose with @bertiegregory is now streaming on @disneyplus and @hulu.
On the profile · Jul 12, 2026