Luke Tipple is joined by Shark Week host and all-around adventurer Forrest Galante. They discuss his upcoming special Alien Sharks: South Africa, Forrest’s remarkable talent for finding creatures once believed to be extinct, and how many shark species may still be unknown. Then, our researcher Sierra stops by to tell us about the world’s most prehistoric shark.Shark Week continues all week long on Discovery starting at 8p ET. For the latest, head to SharkWeek.com.Find episode transcripts here: https://shark-weeks-daily-bite.simplecast.com/episodes/how-many-sharks-are-yet-to-be-discovered-forrest-galanteLuke Tipple on YouTube and InstagramForrest Galante on Instagram and TwitterShark Week on Instagram and TwitterMore info on today’s Shark Bite can be found here Catch Shark Week: The Podcast in Discovery’s YouTube here