@natgeo

National Geographic

@bertiegregory is back, and this time, he's searching for one of the world's most distinctive shark—the hammerhead. #HammerheadSharksUpClose with Bertie Gregory premieres July 5 as part of #Sharkfest on @natgeotv. Streaming on @disneyplus and @hulu.

On the profile · Jun 8, 2026