National Geographic explorer Bertie Gregory on filming the largest herd of whales ever

National Geographic explorer Bertie Gregory on filming the largest herd of whales ever Join this channel to get access to perks – exclusive videos, ability to submit questions for celebrity subjects for upcoming interviews: https://www.youtube.com/channel/UC5zK7aIlSSx6rmhkTOMvHIA/join Join the uInterview channel as a member to get access to new videos first – and your chance to submit questions for our celebrity guests! Check it out: https://bit.ly/3wtQc7W \-- SUBSCRIBE for more entertainment videos! Check out https://uinterview.com. The world's most interesting people tell their own stories. LEAVE A COMMENT OR A REACTION so we know how you really feel! Follow us: IG: @uinterview Twitter: @uInterview Facebook: @uInterview