Adventurer Catherine Mohr shares a captivating dive story with sharks and sea urchins. Marine biologists explore ocean mating behaviors like male-to-female transitions in clownfish and lobster courtship rituals. Venom scientist Mandë Holford discusses the therapeutic potential of snail venom for pain and cancer treatments, emphasizing the importance of conservation efforts.

Original broadcast date: June 11, 2021. Oceans cover nearly 75% of the Earth. While they seem vast and frightening, they're also enchanting and whimsical. This hour, TED speakers dive into stories of connection — and even love — in the sea. Guests include adventurer Catherine Mohr, marine biologists Marah Hardt and Ayana Elizabeth Johnson and venom scientist Mandë Holford.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Join engineer and adventurer Catherine Mohr as she shares a thrilling scuba diving experience in the Galapagos, where encounters with hammerhead sharks reveal the ocean's beauty. Marine biologist Marah Hardt humorously delves into the unexpected sexual habits of marine life, exploring intricate mating rituals and the effects of human actions on reproduction. Venom scientist Mandë Holford spotlights cone snails and their promising medicinal uses, urging appreciation for ocean conservation and the vital connections between marine health and human wellbeing.