The deep-sea dragonfish is a predator that lives deep in the Pacific Ocean. Like many other deep sea predators, it's got an oversized jaw and a bioluminescent appendage to attract prey, but it does have one weird (and strangely useful) difference: its teeth are transparent! Thumbnail Credit: David Baillot/UC San Diego Jacobs School of Engineering Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: www.cell.com/matter/fulltext/S2590-2385(19)30035-9 www.eurekalert.org/pub_releases/2019-06/uoc--rdw060419.php www.fishbase.se/summary/Aristostomias-scintillans.html www.osapublishing.org/ao/abstract.cfm?uri=ao-32-4-411 www.newscientist.com/article/mg21328485-400-why-deep-sea-dragonfish-have-such-extraordinary-jaws/ www.sciencedirect.com/science/article/pii/S0079678612000416 biomimicry.org/biomimicry-examples/ www.people.fas.harvard.edu/~ckenaley/Kenaley_2012_Dragonfish_feeding.pdf