LifestyleHans Fricke: Life in the deep blue sea 04:55This browser does not support the video element.Lifestyle09/12/2020September 12, 2020German marine biologist Hans Fricke feels at home submerged hundreds of meters beneath the sea. He’s researched the behavior of sea organisms for more than 50 years, & spent more than 10,000 hours underwater. Copy linkAdvertisement
