Watch the full episode here: youtu.be/-F5BrN8LE6Q Its teeth are supposedly so sharp that if it were to bite you, you would only realize it after you saw the blood. But what if you were attacked by a school of these colorful, fast-moving carnivores? How much would you feel? How long would you last? Questions or concerns? Contact us at underknown.com/contact Interested in sponsoring our episodes or collaborating? Email us: inquiries@underknown.com Get our 100 best episodes in one mind-blowing book: bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Get a Cameo by Peter: cameo.com/whatifguy Check out our other channels: How to Survive: bit.ly/how-to-survive-show Aperture: bit.ly/aperture-show Your Body On: bit.ly/your-body-on-show Watch what-if scenarios by topic: Planet Earth: bit.ly/YT-what-if-Earth The Cosmos: bit.ly/YT-w...