Wood-eating Clams: The Real Kraken

For thousands of years, a sea creature has plagued sailors by attacking and devouring their ships. It is so destructive that reportedly it swiss-cheesed the hulls of Christopher Columbus’s ships, sinking at least two of them. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at ---------- Support SciShow by becoming a patron on Patreon: ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Chris Peters, Matt Curls, Kevin Bealer, Jeffrey Mckishen, Jacob, Christopher R Boucher, Nazara, charles george, Christoph Schwanke, Ash, Silas Emrys, KatieMarie Magnone, Eric Jensen, Adam Brainard, Piya Shedden, Alex Hackman, James Knight, GrowingViolet, Drew Hart, Sam Lutfi, Alisa Sherbow, Jason A Saslow ---------- Looking for SciShow elsewhere on the internet? Facebook: Twitter: Tumblr: Instagram: ---------- Sources: Images: : @N08/5014973927